CVE-2023-41361
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large...
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large length of the rcv software version.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large length of the rcv software version.
- Record
CVE-2023-41361- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large length of the rcv software version.
- Record
CVE-2023-41361- Updated
- 2026-11-02
EUVDEUVD-2023-45864 No score
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large length of the rcv software version.
- Record
EUVD-2023-45864- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v7v6-22w5-689p
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large...
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large length of the rcv software version.
- Record
GHSA-v7v6-22w5-689p- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
OSVDEBIAN-CVE-2023-41361
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large length of the rcv software version.
- Record
DEBIAN-CVE-2023-41361- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSV No score
An issue was discovered in FRRouting FRR 9.0. bgpd/bgp_open.c does not check for an overly large length of the rcv software version.
- Record
CVE-2023-41361- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
frrDebian:12 |
All versions, plus listed versions 10.0-0.110.0-0.210.0-110.0-210.0.1-0.1 Show 45 moreShow less10.1-0.110.1-0.210.1.1-0.110.1.1-110.1.1-210.1.1-310.2-110.2-210.2.1-110.2.1-210.2.1-310.2.1-410.2.1-510.2.1-610.3-110.3-210.3-310.3-410.3-510.3.1-110.3.1-210.3.1-310.3.1-410.4.0-110.4.1-110.4.1-210.4.1-310.5.0-110.5.0-210.5.1-110.5.1-210.5.1-310.5.2-110.5.3-110.6.0-110.6.0-210.6.1-110.6.1-210.6.1-310.7.0-110.7.0-210.7.1-110.7.1-210.7.1-310.7.1-4 |
None known |
frrDebian:13 |
before 9.1-0.1 | 9.1-0.1 |
frrDebian:14 |
before 9.1-0.1 | 9.1-0.1 |
frrDebian:10 From an advisory covering 10 CVEs |
before 7.5.1-1.1+deb10u1, plus listed versions 6.0.2-26.0.2-2+deb10u16.0.2-2+deb10u27.2-17.2.1-1 Show 7 moreShow less7.3.1-17.4-17.4-1.17.4-27.5-17.5.1-17.5.1-1.1 |
7.5.1-1.1+deb10u1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-41361 is a critical vulnerability (CVSS 9.8) in Frrouting, published August 29, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.90%, the 59th percentile. Fixed in frr 9.1-0.1.
References
github.com/FRRouting/frr/pull/14241
lists.debian.org/debian-lts-announce/2023/09/msg00020.html
nvd.nist.gov/vuln/detail/CVE-2023-41361
security-tracker.debian.org/tracker/CVE-2023-41361
Left out here: 8 versions. The JSON record has them.