CVE-2023-45165 — IBM AIX 7

IBM AIX 7.2 and 7.3 could allow a non-privileged local user to exploit a vulnerability in the AIX SMB client to cause a denial of service. IBM X-Force ID: 267963.

01What is this vulnerability?

IBM AIX 7.2 and 7.3 could allow a non-privileged local user to exploit a vulnerability in the AIX SMB client to cause a denial of service. IBM X-Force ID: 267963.

02Affected products

Vendor	Product	Versions
IBM	AIX	7.2, 7.3

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-12-22T15:51:40.490Z
• Last modified: 2025-04-17T20:29:20.544Z

09References

• www.ibm.com — https://www.ibm.com/support/pages/node/7100970
• exchange.xforce.ibmcloud.com — https://exchange.xforce.ibmcloud.com/vulnerabilities/267963