Vulnerability in Frrouting

CVE-2022-37035

An issue was discovered in bgpd in FRRouting (FRR) 8.3. In bgp_notify_send_with_data() and bgp_process_packet() in bgp_packet.c, there is a possible use-after-free due to a race condition. This could lead to Remote Code Execution or Information Disclosure by sending crafted BGP packets. User interaction is not needed for exploitation.

Vulnerability class: Race Condition

EPSS: 0.019 (77.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Frrouting — versions 8.3
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-37035?
CVE-2022-37035 is a high-severity vulnerability in Frrouting, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 8.1/10. Published 2022-08-02.
How severe is CVE-2022-37035?
High severity. CVSS v3 base score is 8.1 out of 10.