CVE-2023-50936: IBM PowerSC session fixation

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-02 · updated 2026-06-17
Weakness: CWE-613

Description

IBM PowerSC 1.3, 2.0, and 2.1 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 275116.

Affected products

IBM PowerSC: 1.3, 2.0, 2.1

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/275116
https://www.ibm.com/support/pages/node/7113759
https://exchange.xforce.ibmcloud.com/vulnerabilities/275116
https://www.ibm.com/support/pages/node/7113759

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