Description

A reachable assertion was found in Frrouting frr-bgpd 8.3.0 in the peek_for_as4_capability function. Attackers can maliciously construct BGP open packets and send them to BGP peers running frr-bgpd, resulting in DoS.

Related CPE's

a

frrouting

frrouting

8.3

-

Vulnerable

o

fedoraproject

fedora

3

o

debian

debian_linux

3

References

https://github.com/spwpun/pocs

Third Party Advisory

https://github.com/spwpun/pocs/blob/main/frr-bgpd.md

ExploitThird Party Advisory

https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html

Mailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3HU4PKLUVB5CTMOVQ2GV33TNUNMJCBGD/

Mailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBXEXL2ZQBWCBLNUP6P67FHECXQWSK3L/

Mailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GM66PNHGCXZU66LQCTP2FSJLFF6CVMSI/

Mailing ListThird Party Advisory

https://www.debian.org/security/2023/dsa-5495

Third Party Advisory

Weaknesses

[email protected]

Primary
CWE-617

CVSS impact metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.5 · High

  • CVSS V3.1

  • CVSS V3.0

  • CVSS V2.0

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2023-04-03T16:15:07.287

1 year ago

Last modified

2024-02-01T01:11:30.117

5 months ago