How severe is CVE-2024-31950?

CVE-2024-31950 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2024-31950 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-31950?

CVE-2024-31950 affects Frrouting. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-31950?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-31950 have an EU (EUVD) identifier?

Yes. CVE-2024-31950 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29808.

When was CVE-2024-31950 published?

CVE-2024-31950 was published on 2024-04-07 and last updated on 2026-06-17.

CVE-2024-31950

CVE-2024-31950 is a medium-severity vulnerability in Frrouting with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-29808
Weakness: CWE-120
Affected product: Frrouting
Published: 2024-04-07
Last modified: 2026-06-17

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).

Frequently asked questions

What is CVE-2024-31950?: 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).
How severe is CVE-2024-31950?: CVE-2024-31950 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2024-31950 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-31950?: CVE-2024-31950 affects Frrouting. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-31950?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-31950 have an EU (EUVD) identifier?: Yes. CVE-2024-31950 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-29808.
When was CVE-2024-31950 published?: CVE-2024-31950 was published on 2024-04-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*

More vulnerabilities in Frrouting

CVE-2023-38406 — Critical (CVSS 9.8): bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."
CVE-2023-41361 — Critical (CVSS 9.8): An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large length of the rcv…
CVE-2023-41360 — Critical (CVSS 9.1): An issue was discovered in FRRouting FRR through 9.0. bgpd/bgp_packet.c can read the initial byte of the ORF header in…
CVE-2023-41359 — Critical (CVSS 9.1): An issue was discovered in FRRouting FRR through 9.0. There is an out-of-bounds read in bgp_attr_aigp_valid in…
CVE-2022-37032 — Critical (CVSS 9.1): An out-of-bounds read in the BGP daemon of FRRouting FRR before 8.4 may lead to a segmentation fault and denial of…
CVE-2022-37035 — High (CVSS 8.1): An issue was discovered in bgpd in FRRouting (FRR) 8.3. In bgp_notify_send_with_data() and bgp_process_packet() in…

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