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CVE-2021-38991

HIGH
Published 2022-01-11T16:25:18.300280Z
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Expert Analysis

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CVSS Score

V3.0
8.4
/10
CVSS:3.0/PR:N/A:H/S:U/AV:L/C:H/I:H/UI:N/AC:L/RC:C/RL:O/E:U
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.248
Higher than 24.8% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

IBM

AIX

Affected Versions:

7.1 7.2 7.3
IBM

VIOS

Affected Versions:

3.1

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-pch6-29g3-h3g3

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-38991
WEB https://exchange.xforce.ibmcloud.com/vulnerabilities/212953
WEB https://www.ibm.com/support/pages/node/6538952

Advisory provided by GitHub Security Advisory Database. Published: January 12, 2022, Modified: July 13, 2022

References

https://www.ibm.com/support/pages/node/6538952
https://exchange.xforce.ibmcloud.com/vulnerabilities/212953
Published: 2022-01-11T16:25:18.300280Z
Last Modified: 2024-09-16T18:48:29.444Z
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