CVE-2023-31465 in the critical feed json
An issue was discovered in FSMLabs TimeKeeper 8.0.17 through 8.0.28.
published 2023-07-26 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-35771
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 46.3%
- EPSS 46.3% chance of exploitation in 30 days, percentile 98%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
An issue was discovered in FSMLabs TimeKeeper 8.0.17 through 8.0.28. By intercepting requests from various timekeeper streams, it is possible to find the getsamplebacklog call. Some query parameters are passed directly in the URL and named arg[x], with x an integer starting from 1; it is possible to modify arg[2] to insert Bash code that will be executed directly by the server.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- total
- Assessed
- 2 y ago
Exploit prediction
46.30% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template TimeKeeper by FSMLabs - Remote Code Execution nuclei detection template
- github.com https://github.com/CapgeminiCisRedTeam/Disclosure/blob/main/CVE%20PoC/CVE-2023-31465.md referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
-
github.com
/CapgeminiCisRedTeam/Disclosure/blob/main/CVE%20PoC/CVE-2023-31465.md
exploit, third-party-advisory
-
fsmlabs.com
/fsmlabs-cybersecurity/
product
Sources
- CVE List CVE-2023-31465
- NVD CVE-2023-31465
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