CVE-2023-50936 json
IBM PowerSC session fixation
published 2024-02-02 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-55667
- cvss
- 6.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 32%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- ibm.com/support/pages/node/7113759 advisory
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
- IBM PowerSC
Classification
- Weakness
-
- CWE-613 DEPRECATED: Insufficient Session Expiration
References
-
ibm.com
/support/pages/node/7113759
vendor-advisory, patch
-
exchange.xforce.ibmcloud.com
/vulnerabilities/275116
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2023-50936
- NVD CVE-2023-50936
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.