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Public proof of conceptFix available

CVE-2022-37032

A public proof of concept exists; no exploitation attested.

  • Published2022-09-19
  • WeaknessCWE-125

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An out-of-bounds read in the BGP daemon of FRRouting FRR before 8.4 may lead to a segmentation fault and denial of service. This occurs in bgp_capability_msg_parse in bgpd/bgp_packet.c.

Timeline

dates in UTC
  1. 2022-09-1922:15CVE publishedNVD

Versions per branch

NVD
Debian debian linux
BranchAffectedFixed in
10.0= 10.0no fix published
11.0= 11.0no fix published
Frrouting
BranchAffectedFixed in
8.4< 8.48.4

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • frrUbuntu:Pro:20.04:LTSall versions · fixed in 7.2.1-1ubuntu0.2+esm2
  • frrUbuntu:22.04:LTSall versions · fixed in 8.1-1ubuntu1.2
  • frrSUSE:Linux Enterprise Module for Server Applications 15 SP4all versions · fixed in 7.4-150300.4.7.1
  • frrSUSE:Linux Enterprise Module for Server Applications 15 SP3all versions · fixed in 7.4-150300.4.7.1
  • frrRed Hat:enterprise_linux:9::appstreamall versions · fixed in 0:8.3.1-5.el9and 3 other packages
  • frrRed Hat:enterprise_linux:8::appstreamall versions · fixed in 0:7.5.1-7.el8and 3 other packages
  • frropenSUSE:Tumbleweedall versions · fixed in 8.1-5.1
  • frropenSUSE:Leap 15.4all versions · fixed in 7.4-150300.4.7.1

31 more package ranges on OSV.dev

Vendor advisories

  • CVE-2022-37032 Red Hat Product Security28 products fixed

    frr: out-of-bounds read in the BGP daemon may lead to information disclosure or denial of service

  • SSA-202008 Siemens ProductCERT11 known affected

    SSA-202008: Multiple Vulnerabilities in Ruggedcom Rox Before V2.17.0

    RUGGEDCOM ROX MX5000 · RUGGEDCOM ROX MX5000RE · RUGGEDCOM ROX RX1400 · +8 more

  • RHSA-2023:2801 Red Hat Product Security14 products fixed

    Red Hat Security Advisory: frr security and bug fix update

  • RHSA-2023:2202 Red Hat Product Security14 products fixed

    Red Hat Security Advisory: frr security, bug fix, and enhancement update

Full record on NVD

Fix

  1. Vendor fix Siemens ProductCERT SSA-202008 · 11 productsUpdate to V2.17.0 or later version
  2. Vendor fix Red Hat Product Security RHSA-2023:2801 · 14 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

Advisories and patches

Detection

read 2026-11-01 01:02 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Published
2022-09-19
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-mxrw-2vpr-fpwr

Frequently asked questions

What is CVE-2022-37032?

An out-of-bounds read in the BGP daemon of FRRouting FRR before 8.4 may lead to a segmentation fault and denial of service. This occurs in bgp_capability_msg_parse in bgpd/bgp_packet.c.

Is CVE-2022-37032 actively exploited?

Active exploitation of CVE-2022-37032 has not been confirmed. Its EPSS score was 2.2% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-37032?

CVE-2022-37032 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

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Sources for this record