Multiple vulnerabilities in WebKitGTK and WPE WebKit



Published: 2022-01-23
Risk High
Patch available YES
Number of vulnerabilities 11
CVE-ID CVE-2021-30934
CVE-2021-30936
CVE-2021-30951
CVE-2021-30952
CVE-2021-30953
CVE-2021-30954
CVE-2021-30984
CVE-2021-45483
CVE-2021-45482
CVE-2021-45481
CWE-ID CWE-346
CWE-119
CWE-416
CWE-190
CWE-125
CWE-843
CWE-362
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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WPE WebKit
Server applications / Frameworks for developing and running applications

WebKitGTK+
Server applications / Frameworks for developing and running applications

Vendor WPE WebKit
WebKitGTK

Security Bulletin

This security bulletin contains information about 11 vulnerabilities.

1) Origin validation error

EUVDB-ID: #VU59921

Risk: Medium

CVSSv3.1:

CVE-ID: N/A

CWE-ID: CWE-346 - Origin Validation Error

Exploit availability: No

Description

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

The vulnerability exists due to an error in IndexedDB. A remote attacker can trick the victim to open a specially crafted web page and exfiltrate data cross-origin.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.34.0 - 2.34.3

WebKitGTK+: 2.34.0 - 2.34.3


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Buffer overflow

EUVDB-ID: #VU58885

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-30934

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

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 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

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.34.0 - 2.34.3

WebKitGTK+: 2.34.0 - 2.34.3


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

3) Use-after-free

EUVDB-ID: #VU58886

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-30936

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 when processing HTML content. 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

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.34.0 - 2.34.3

WebKitGTK+: 2.34.0 - 2.34.3


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

4) Use-after-free

EUVDB-ID: #VU58887

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-30951

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 when processing HTML content. 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

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.34.0 - 2.34.3

WebKitGTK+: 2.34.0 - 2.34.3


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

5) Integer overflow

EUVDB-ID: #VU58888

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-30952

CWE-ID: CWE-190 - Integer Overflow or Wraparound

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow in WebKit. A remote attacker can trick the victim to visit a specially crafted web page, trigger an integer overflow and execute arbitrary code on the target system.

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

Mitigation

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.34.0 - 2.34.3

WebKitGTK+: 2.34.0 - 2.34.3


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

6) Out-of-bounds read

EUVDB-ID: #VU58890

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-30953

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing HTML content in WebKit. A remote attacker can create a specially crafted website, trick the victim into opening it using the affected software, trigger out-of-bounds read error and execute arbitrary code on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.34.0 - 2.34.3

WebKitGTK+: 2.34.0 - 2.34.3


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

7) Type Confusion

EUVDB-ID: #VU58891

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-30954

CWE-ID: CWE-843 - Access of Resource Using Incompatible Type ('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 visit 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

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.34.0 - 2.34.3

WebKitGTK+: 2.34.0 - 2.34.3


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

8) Race condition

EUVDB-ID: #VU58889

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-30984

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a race condition in WebKit. A local user can trick the victim to visit a specially crafted website, trigger a race condition and execute arbitrary code on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

WPE WebKit: 2.34.0 - 2.34.3

WebKitGTK+: 2.34.0 - 2.34.3


CPE2.3 External links

http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

9) Use-after-free

EUVDB-ID: #VU59920

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-45483

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 WebCore::Frame::page. A remote attacker can trick the victim to visit a specially crafted web page, 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

Install updates from vendor's website.

Vulnerable software versions

WebKitGTK+: 2.32.0 - 2.33.90

WPE WebKit: 2.32.0 - 2.33.90


CPE2.3 External links

http://github.com/ChijinZ/security_advisories/tree/master/webkitgtk-2.32.3
http://www.openwall.com/lists/oss-security/2022/01/21/2
http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

10) Use-after-free

EUVDB-ID: #VU59919

Risk: High

CVSSv3.1:

CVE-ID: CVE-2021-45482

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 in WebCore::ContainerNode::firstChild. A remote attacker can trick the victim to open a specially crafted web page, 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

Install updates from vendor's website.

Vulnerable software versions

WebKitGTK+: 2.32.0 - 2.32.3

WPE WebKit: 2.32.0 - 2.32.3


CPE2.3 External links

http://github.com/ChijinZ/security_advisories/tree/master/webkitgtk-2.32.3
http://www.openwall.com/lists/oss-security/2022/01/21/2
http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

11) Buffer overflow

EUVDB-ID: #VU59918

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-45481

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in WebCore::ImageBufferCairoImageSurfaceBackend::create. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

WebKitGTK+: 2.32.0 - 2.33.90

WPE WebKit: 2.32.0 - 2.33.90


CPE2.3 External links

http://github.com/ChijinZ/security_advisories/tree/master/webkitgtk-2.32.3
http://www.openwall.com/lists/oss-security/2022/01/21/2
http://webkitgtk.org/security/WSA-2022-0001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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