CVE-2023-41376 json
Nokia Service Router Operating System (SR OS) 22.10 and SR Linux, when error-handling update-fault-tolerance is not enabled, mishandle BGP…
published 2023-08-29 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45878
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 59%
- public exploits
- 0
- none known
Summary
Nokia Service Router Operating System (SR OS) 22.10 and SR Linux, when error-handling update-fault-tolerance is not enabled, mishandle BGP path attributes.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- blog.benjojo.co.uk https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Classification
- Weakness
-
- CWE-670 Always-Incorrect Control Flow Implementation
References
-
blog.benjojo.co.uk
/post/bgp-path-attributes-grave-error-handling
exploit, third-party-advisory
-
news.ycombinator.com
/item?id=37305800
issue-tracking
-
nokia.com
/networks/technologies/service-router-operating-system/
product
Sources
- CVE List CVE-2023-41376
- NVD CVE-2023-41376
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