CVE-2024-31950: frrouting Classic Buffer Overflow
CVSS: 6.5v3.1MediumAnalyzed
AliasesUBUNTU-CVE-2024-31950DEBIAN-CVE-2024-31950
Published 07-04-2024Last modified 20-11-2024
Vulnerability summary
CVE-2024-31950 is a medium (CVSS 6.5) Classic Buffer Overflow vulnerability in frrouting. EPSS estimates a 0.51% chance of exploitation in the next 30 days, higher than 42.5% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.51%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 4 · Related 4Timeline
- 07-04-2024PublishedVulnerability first disclosed.
- 20-11-2024Last modifiedVulnerability information updated.
Description
In FRRouting (FRR) through 9.1, there can be a buffer overflow and daemon crash in ospf_te_parse_ri for OSPF LSA packets during an attempt to read Segment Routing subTLVs (their size is not validated).
CVSS metrics
4 scores · 4 sources · 1 versionMedium 6.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- NVDNIST6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS trend
Probability
0.51%
Chance of exploitation in the next 30 days
Percentile
43%
Versus all other CVEs
30-day change
0.00 pp
From 0.51% on 20-09-2026
20-09-202620-10-2026
EPSS score0.51%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- frr< 8.4.4-1.1~deb12u2 | < 10.0.1-0.1
Frrouting1 product
- frrouting≤ 9.1
Ubuntu1 product
- frr< 8.1-1ubuntu1.10 | < 8.4.4-1.1ubuntu6.1
3 vendors · 3 products
References
7 links- github.com/FRRouting/frr/pull/15674/Issue Tracking
