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CVE-2023-38406

Good to know:

Date: November 6, 2023

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

Language: C

Severity Score

9.8

Related Resources (6)

Url: https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-38406

Url: https://github.com/FRRouting/frr/pull/12884

Url: https://security-tracker.debian.org/tracker/CVE-2023-38406

Url: https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3

Url: https://www.mend.io/vulnerability-database/CVE-2023-38406

Severity Score

9.8

Weakness Type (CWE)

Improper Handling of Exceptional Conditions

CWE-755

Top Fix

Upgrade Version

Upgrade to version frr-8.4.3

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

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