CVE-2022-37032

Exp

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.

Published: 2022-09-19 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-37032 is rated High Exploit Risk (76.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.58%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2022-37032

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2022-37032

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-30 1.53% 1.58% +0.04%
2 2026-06-15 1.14% 1.53% +0.39%
3 2026-04-19 — 1.14% —

Full EPSS history (23 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-37032

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.1 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.2 [email protected]

Weakness enumeration for CVE-2022-37032

OS Trackers for CVE-2022-37032

vendor priority summary link
debian not yet assigned CVE-2022-37032 not yet assigned priority: Debian including 1 source packages (frr), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2022-37032
redhat medium — https://access.redhat.com/security/cve/CVE-2022-37032
suse high CVE-2022-37032 severity important: SUSE including 84 source package names (frr, frr-10.2.1-150700.1.7, …), 296 product×package rows across 39 product lines (SUSE Enterprise Storage 7.1, SUSE Liberty Linux 8, … (39 product lines)): Fixed 251, Known Not Affected 30, Will Not Fix 15. https://www.suse.com/security/cve/CVE-2022-37032/
ubuntu medium CVE-2022-37032 medium priority: Ubuntu including 2 source packages (frr, quagga), 25 status rows across 13 suites (bionic, focal, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): released 10, DNE 8, ignored 3, needed 2, needs-triage 2. https://ubuntu.com/security/CVE-2022-37032

Affected software / configurations for CVE-2022-37032

Vendor Product Version Raw CPE
frrouting frrouting < 8.4 cpe:2.3:a:frrouting:frrouting:*:*:*:*:*:*:*:*
debian debian_linux 10.0 cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
debian debian_linux 11.0 cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

References for CVE-2022-37032

cvelogic Threat Intelligence