CVE-2022-37035
Published: 2 August 2022
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.
Notes
Author | Note |
---|---|
mdeslaur | code doesn't appear to be present in quagga |
Priority
Status
Package | Release | Status |
---|---|---|
frr Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
focal |
Needed
|
|
jammy |
Released
(8.1-1ubuntu1.2)
|
|
kinetic |
Released
(8.1-1ubuntu3)
|
|
lunar |
Released
(8.1-1ubuntu3)
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
mantic |
Released
(8.1-1ubuntu3)
|
|
Patches: upstream: https://github.com/FRRouting/frr/pull/11926 upstream: https://github.com/FRRouting/frr/commit/71ca5b09bc71e8cbe38177cf41e83fe164e52eee |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.1 |
Attack vector | Network |
Attack complexity | High |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |