bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3... · CVE-2023-38406 · GitHub Advisory Database · GitHub

bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3...

Critical severity Unreviewed Published Nov 6, 2023 to the GitHub Advisory Database • Updated Apr 28, 2024

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."

References

Published by the National Vulnerability Database

Nov 6, 2023

Published to the GitHub Advisory Database Nov 6, 2023

Last updated Apr 28, 2024

Severity

Critical

9.8

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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