SUSE update for webkit2gtk3

Published: 2021-05-04

Risk	Critical
Patch available	YES
Number of vulnerabilities	10
CVE-ID	CVE-2020-27918 CVE-2020-29623 CVE-2021-1765 CVE-2021-1788 CVE-2021-1789 CVE-2021-1799 CVE-2021-1801 CVE-2021-1844 CVE-2021-1870 CVE-2021-1871
CWE-ID	CWE-416 CWE-459 CWE-264 CWE-843 CWE-200 CWE-119 CWE-840
Exploitation vector	Network
Public exploit	Vulnerability #5 is being exploited in the wild. Vulnerability #9 is being exploited in the wild. Vulnerability #10 is being exploited in the wild.
Vulnerable software Subscribe	SUSE Manager Proxy Operating systems & Components / Operating system SUSE Manager Retail Branch Server Operating systems & Components / Operating system SUSE Manager Server Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system SUSE Enterprise Storage Operating systems & Components / Operating system SUSE CaaS Platform Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system libwebkit2gtk3-lang Operating systems & Components / Operating system package or component webkit2gtk3-devel Operating systems & Components / Operating system package or component webkit2gtk3-debugsource Operating systems & Components / Operating system package or component webkit2gtk-4_0-injected-bundles-debuginfo Operating systems & Components / Operating system package or component webkit2gtk-4_0-injected-bundles Operating systems & Components / Operating system package or component typelib-1_0-WebKit2WebExtension-4_0 Operating systems & Components / Operating system package or component typelib-1_0-WebKit2-4_0 Operating systems & Components / Operating system package or component typelib-1_0-JavaScriptCore-4_0 Operating systems & Components / Operating system package or component libwebkit2gtk-4_0-37-debuginfo Operating systems & Components / Operating system package or component libwebkit2gtk-4_0-37 Operating systems & Components / Operating system package or component libjavascriptcoregtk-4_0-18-debuginfo Operating systems & Components / Operating system package or component libjavascriptcoregtk-4_0-18 Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 10 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU48190

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-27918

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing web content within WebKit. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Incomplete cleanup

EUVDB-ID: #VU51625

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-29623

CWE-ID: CWE-459 - Incomplete cleanup

Exploit availability: No

Description

The vulnerability allows an attacker to gain access to sensitive information.

The vulnerability exists due to software fails to to fully delete browsing history under certain circumstances via the “Clear History and Website Data” option. An attacker with access to the system can obtain browsing data after cleanup.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Security restrictions bypass

EUVDB-ID: #VU50232

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1765

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose sanboxing policy in WebKit. A remote attacker can create a specially crafted web page, trick the victim into visiting it and bypass implemented security restrictions.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Use-after-free

EUVDB-ID: #VU50231

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1788

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in WebKit. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Type Confusion

EUVDB-ID: #VU50234

Risk: High

CVSSv3.1: 8.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-1789

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in WebKit. A remote attacker can trick the victim to open a specially crafted website, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.

6) Information disclosure

EUVDB-ID: #VU50235

Risk: Medium

CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1799

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a port redirection issue in WebRTC. A remote attacker can gain unauthorized access to sensitive information, such as open ports in the local network.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Security restrictions bypass

EUVDB-ID: #VU50233

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1801

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Buffer overflow

EUVDB-ID: #VU51268

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1844

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing web content in WebKit. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) Business Logic Errors

EUVDB-ID: #VU50043

Risk: Critical

CVSSv3.1: 8.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-1870

CWE-ID: CWE-840 - Business Logic Errors (3.0)

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a logic issue in the WebKit component. A remote attacker can trick a victim to visit a malicious website and execute arbitrary code on the system.

Note: The vulnerability is being actively exploited in the wild.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.

10) Business Logic Errors

EUVDB-ID: #VU50044

Risk: Critical

CVSSv3.1: 8.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-1871

CWE-ID: CWE-840 - Business Logic Errors (3.0)

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a logic issue in the WebKit component. A remote attacker can trick a victim to visit a malicious website and execute arbitrary code on the system.

Note: The vulnerability is being actively exploited in the wild.

Mitigation

Update the affected package webkit2gtk3 to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

libwebkit2gtk3-lang: before 2.32.0-3.74.1

webkit2gtk3-devel: before 2.32.0-3.74.1

webkit2gtk3-debugsource: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles-debuginfo: before 2.32.0-3.74.1

webkit2gtk-4_0-injected-bundles: before 2.32.0-3.74.1

typelib-1_0-WebKit2WebExtension-4_0: before 2.32.0-3.74.1

typelib-1_0-WebKit2-4_0: before 2.32.0-3.74.1

typelib-1_0-JavaScriptCore-4_0: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37-debuginfo: before 2.32.0-3.74.1

libwebkit2gtk-4_0-37: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18-debuginfo: before 2.32.0-3.74.1

libjavascriptcoregtk-4_0-18: before 2.32.0-3.74.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211499-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.