Vulnerability Details : CVE-2024-31951
In the Opaque LSA Extended Link parser in FRRouting (FRR) through 9.1, there can be a buffer overflow and daemon crash in ospf_te_parse_ext_link for OSPF LSA packets during an attempt to read Segment Routing Adjacency SID subTLVs (lengths are not validated).
Vulnerability category: Overflow
Products affected by CVE-2024-31951
- cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2024-31951
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 18 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2024-31951
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2024-11-04 |
CWE ids for CVE-2024-31951
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
References for CVE-2024-31951
-
https://github.com/FRRouting/frr/pull/15674/commits/344fb4be2bc27316c74b17003c05ea40be395836
ospfd: Solved crash in RI parsing with OSPF TE by odd22 · Pull Request #15674 · FRRouting/frr · GitHubPatch
-
https://github.com/FRRouting/frr/pull/15674/
ospfd: Solved crash in RI parsing with OSPF TE by odd22 · Pull Request #15674 · FRRouting/frr · GitHubIssue Tracking
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