CVE-2022-37035
HIGH 8.1EPSS 2.4%
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.
- CVSS v3.1
- 8.1 HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 2.41% chance of exploitation in the next 30 days, 83th percentile
- Published
- 2022-08-02
- Updated
- 2025-11-04
Proof-of-concept exploits (2)
- https://docs.google.com/document/d/1TqYEcZbFeDTMKe2N4XRFwyAjw_mynIHfvzwbx1fmJj8/edit?usp=…
- FRRouting/frr/issues/11698