CVE-2021-38991

Description

IBM AIX 7.0, 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the lscore command which could lead to code execution. IBM X-Force ID: 212953.

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.08%

Vendor Advisory ibmcloud.com Vendor Advisory ibm.com

Affected: IBM AIX

Affected: IBM VIOS

References

Link	Tags
https://www.ibm.com/support/pages/node/6538952	patch vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/212953	vdb entry vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-38991?: CVE-2021-38991 has been scored as a high severity vulnerability.
How to fix CVE-2021-38991?: To fix CVE-2021-38991, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-38991 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-38991 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-38991?: CVE-2021-38991 affects IBM AIX, IBM VIOS.

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