Local Code Execution Vulnerability in IBM AIX and VIOS
CVE-2021-38991

8.4HIGH

Key Information:

Vendor

IBM
Status
Aix
ViOS
Vendor
CVE Published:
11 January 2022

What is CVE-2021-38991?

A vulnerability exists in the lscore command on IBM AIX versions 7.0, 7.1, 7.2, and VIOS 3.1 that could be potentially exploited by a non-privileged local user. Exploiting this vulnerability may allow unauthorized code execution, potentially leading to further compromise of the system. Affected users should ensure that appropriate security measures are implemented to mitigate risk.

Affected Version(s)

AIX 7.1

AIX 7.2

AIX 7.3

References

https://www.ibm.com/support/pages/node/6538952
x_refsource_CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilities/212953
vdb-entryx_refsource_XF

CVSS V3.1

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.