Vulnerability identifier: #VU95163

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-20264

CWE-ID: CWE-732

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
openjdk
Web applications / JS libraries

Vendor:

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insecure modification flaw in the /etc/passwd file. A local user can modify the /etc/passwd and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://bugzilla.redhat.com/show_bug.cgi?id=1932283

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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.