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Status published
Medium
CVE-2020-4788
IBM Power9 (AIX 7.1, 7.2, and VIOS 3.1) processors could...
Vulnerability Description
IBM Power9 (AIX 7.1, 7.2, and VIOS 3.1) processors could allow a local user to obtain sensitive information from the data in the L1 cache under extenuating circumstances. IBM X-Force ID: 189296.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://www.ibm.com/support/pages/node/6370729
- https://exchange.xforce.ibmcloud.com/vulnerabilities/189296
- http://www.openwall.com/lists/oss-security/2020/11/20/3
- http://www.openwall.com/lists/oss-security/2020/11/23/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZF4OGZPKTAJJXWHPIFP3LHEWWEMR5LPT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TITJQPYDWZ4NB2ONJWUXW75KSQIPF35T/
- https://www.oracle.com/security-alerts/cpujul2022.html
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Affected Vendor
Affected Software
VIOS, AIX
Vulnerable Versions:
3.1, 7.1, 7.2
Timeline
Official Publish:
November 20th, 2020
Last Modified:
September 16th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.0/PR:N/C:H/AV:L/AC:H/S:U/A:N/I:N/UI:N/E:U/RC:C/RL:O
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.