SUSE Linux Enterprise Server update for java-11-openjdk



Published: 2021-08-08 | Updated: 2022-06-24
Risk Medium
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2021-2341
CVE-2021-2369
CVE-2021-2388
CWE-ID CWE-20
CWE-347
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		SUSE Linux Enterprise Server
Operating systems & Components / Operating system

Vendor SUSE

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU55060

Risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

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 update from vendor's website.

SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

  • java-11-openjdk-11.0.12.0-3.27.2
  • java-11-openjdk-debuginfo-11.0.12.0-3.27.2
  • java-11-openjdk-debugsource-11.0.12.0-3.27.2
  • java-11-openjdk-demo-11.0.12.0-3.27.2
  • java-11-openjdk-devel-11.0.12.0-3.27.2
  • java-11-openjdk-headless-11.0.12.0-3.27.2

Vulnerable software versions

SUSE Linux Enterprise Server: 12-SP5

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20212613-1/


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) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU55058

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

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 update from vendor's website.

SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

  • java-11-openjdk-11.0.12.0-3.27.2
  • java-11-openjdk-debuginfo-11.0.12.0-3.27.2
  • java-11-openjdk-debugsource-11.0.12.0-3.27.2
  • java-11-openjdk-demo-11.0.12.0-3.27.2
  • java-11-openjdk-devel-11.0.12.0-3.27.2
  • java-11-openjdk-headless-11.0.12.0-3.27.2

Vulnerable software versions

SUSE Linux Enterprise Server: 12-SP5

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20212613-1/


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.

3) Improper input validation

EUVDB-ID: #VU55057

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

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 update from vendor's website.

SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

  • java-11-openjdk-11.0.12.0-3.27.2
  • java-11-openjdk-debuginfo-11.0.12.0-3.27.2
  • java-11-openjdk-debugsource-11.0.12.0-3.27.2
  • java-11-openjdk-demo-11.0.12.0-3.27.2
  • java-11-openjdk-devel-11.0.12.0-3.27.2
  • java-11-openjdk-headless-11.0.12.0-3.27.2

Vulnerable software versions

SUSE Linux Enterprise Server: 12-SP5

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20212613-1/


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.



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