Home/CVE/IBM Power9 (AIX 7.1, 7.2, and VIOS 3.1) processors could allow a local user to obtain sensitive information from the dat
CVE

CVE-2020-4788

IBM Power9 (AIX 7.1, 7.2, and VIOS 3.1) processors could allow a local user to obtain sensitive information from the dat

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.

MEDIUM · CVSS 4.7 EPSS 0.00198
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Affected Products & Versions

6
ibm viosall versions
ibm aixall versions
fedoraproject fedoraall versions
oracle communications cloud native core binding support functionall versions
oracle communications cloud native core network exposure functionall versions
oracle communications cloud native core policyall versions
▣

Scoring & Timeline

4.7
MEDIUM · CVSS v3.1 · psirt@us.ibm.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD20 Nov 2020 · 04:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
⚑

Vendor Advisories

27
rhsaRHSA-2022:1988Low
suse-csafSUSE-SU-2021:3935-1
suse-csafopenSUSE-SU-2021:3876-1
suse-csafSUSE-SU-2021:3876-1
suse-csafSUSE-SU-2021:14630-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2020/11/20/3Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/11/23/1Mailing ListThird Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/189296VDB EntryVendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TITJQPYDWZ4NB2ONJWUXW75KSQIPF35T/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZF4OGZPKTAJJXWHPIFP3LHEWWEMR5LPT/
https://www.ibm.com/support/pages/node/6370729PatchVendor Advisory
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