openEuler update for openjdk-11

Published: 2021-09-03

Risk	Medium
Patch available	YES
Number of vulnerabilities	3
CVE-ID	CVE-2021-2388 CVE-2021-2369 CVE-2021-2341
CWE-ID	CWE-20 CWE-347
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	openEuler Operating systems & Components / Operating system java-11-openjdk-debugsource Operating systems & Components / Operating system package or component java-11-openjdk-headless Operating systems & Components / Operating system package or component java-11-openjdk-slowdebug Operating systems & Components / Operating system package or component java-11-openjdk-demo Operating systems & Components / Operating system package or component java-11-openjdk-javadoc Operating systems & Components / Operating system package or component java-11-openjdk-devel-slowdebug Operating systems & Components / Operating system package or component java-11-openjdk-javadoc-zip Operating systems & Components / Operating system package or component java-11-openjdk-jmods-slowdebug Operating systems & Components / Operating system package or component java-11-openjdk-debuginfo Operating systems & Components / Operating system package or component java-11-openjdk-src-slowdebug Operating systems & Components / Operating system package or component java-11-openjdk-demo-slowdebug Operating systems & Components / Operating system package or component java-11-openjdk-headless-slowdebug Operating systems & Components / Operating system package or component java-11-openjdk-devel Operating systems & Components / Operating system package or component java-11-openjdk-jmods Operating systems & Components / Operating system package or component java-11-openjdk-src Operating systems & Components / Operating system package or component java-11-openjdk Operating systems & Components / Operating system package or component
Vendor	openEuler

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU55057

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-2388

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Hotspot component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 20.03 LTS SP2

java-11-openjdk-debugsource: before 11.0.12.9-1

java-11-openjdk-headless: before 11.0.12.9-1

java-11-openjdk-slowdebug: before 11.0.12.9-1

java-11-openjdk-demo: before 11.0.12.9-1

java-11-openjdk-javadoc: before 11.0.12.9-1

java-11-openjdk-devel-slowdebug: before 11.0.12.9-1

java-11-openjdk-javadoc-zip: before 11.0.12.9-1

java-11-openjdk-jmods-slowdebug: before 11.0.12.9-1

java-11-openjdk-debuginfo: before 11.0.12.9-1

java-11-openjdk-src-slowdebug: before 11.0.12.9-1

java-11-openjdk-demo-slowdebug: before 11.0.12.9-1

java-11-openjdk-headless-slowdebug: before 11.0.12.9-1

java-11-openjdk-devel: before 11.0.12.9-1

java-11-openjdk-jmods: before 11.0.12.9-1

java-11-openjdk-src: before 11.0.12.9-1

java-11-openjdk: before 11.0.12.9-1

CPE2.3

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1334

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) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU55058

Risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-2369

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to an error in JAR validation implementation. A remote attacker can modify the signed JAR file in a way it will be considered as signed.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 20.03 LTS SP2

java-11-openjdk-debugsource: before 11.0.12.9-1

java-11-openjdk-headless: before 11.0.12.9-1

java-11-openjdk-slowdebug: before 11.0.12.9-1

java-11-openjdk-demo: before 11.0.12.9-1

java-11-openjdk-javadoc: before 11.0.12.9-1

java-11-openjdk-devel-slowdebug: before 11.0.12.9-1

java-11-openjdk-javadoc-zip: before 11.0.12.9-1

java-11-openjdk-jmods-slowdebug: before 11.0.12.9-1

java-11-openjdk-debuginfo: before 11.0.12.9-1

java-11-openjdk-src-slowdebug: before 11.0.12.9-1

java-11-openjdk-demo-slowdebug: before 11.0.12.9-1

java-11-openjdk-headless-slowdebug: before 11.0.12.9-1

java-11-openjdk-devel: before 11.0.12.9-1

java-11-openjdk-jmods: before 11.0.12.9-1

java-11-openjdk-src: before 11.0.12.9-1

java-11-openjdk: before 11.0.12.9-1

CPE2.3

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1334

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.

3) Improper input validation

EUVDB-ID: #VU55060

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-2341

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation within the Networking component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 20.03 LTS SP2

java-11-openjdk-debugsource: before 11.0.12.9-1

java-11-openjdk-headless: before 11.0.12.9-1

java-11-openjdk-slowdebug: before 11.0.12.9-1

java-11-openjdk-demo: before 11.0.12.9-1

java-11-openjdk-javadoc: before 11.0.12.9-1

java-11-openjdk-devel-slowdebug: before 11.0.12.9-1

java-11-openjdk-javadoc-zip: before 11.0.12.9-1

java-11-openjdk-jmods-slowdebug: before 11.0.12.9-1

java-11-openjdk-debuginfo: before 11.0.12.9-1

java-11-openjdk-src-slowdebug: before 11.0.12.9-1

java-11-openjdk-demo-slowdebug: before 11.0.12.9-1

java-11-openjdk-headless-slowdebug: before 11.0.12.9-1

java-11-openjdk-devel: before 11.0.12.9-1

java-11-openjdk-jmods: before 11.0.12.9-1

java-11-openjdk-src: before 11.0.12.9-1

java-11-openjdk: before 11.0.12.9-1

CPE2.3

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1334

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.