Vulnerabilities > CVE-2023-41909 - NULL Pointer Dereference vulnerability in multiple products

CVSS 7.5 - HIGH

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

NONE

Integrity impact

NONE

Availability impact

HIGH

network

low complexity

NVD

Published: 2023-09-05

Updated: 2023-12-22

Summary

An issue was discovered in FRRouting FRR through 9.0. bgp_nlri_parse_flowspec in bgpd/bgp_flowspec.c processes malformed requests with no attributes, leading to a NULL pointer dereference.

Vulnerable Configurations

Part	Description	Count
Application	Frrouting Frrouting Frrouting 2.0 Frrouting Frrouting 2.0.1 Frrouting Frrouting 2.0.2 Frrouting Frrouting 3.0 Frrouting Frrouting 3.0.1 Frrouting Frrouting 3.0.2 Frrouting Frrouting 3.0.3 Frrouting Frrouting 3.0.4 Frrouting Frrouting 4.0 Frrouting Frrouting 4.0.1 Frrouting Frrouting 5.0 Frrouting Frrouting 5.0.1 Frrouting Frrouting 5.0.2 Frrouting Frrouting 6.0 Frrouting Frrouting 6.0.1 Frrouting Frrouting 6.0.2 Frrouting Frrouting 6.0.3 Frrouting Frrouting 7.0 Frrouting Frrouting 7.0.1 Frrouting Frrouting 7.1 Frrouting Frrouting 7.2 Frrouting Frrouting 7.2.1 Frrouting Frrouting 7.3 Frrouting Frrouting 7.3.1 Frrouting Frrouting 7.4 Frrouting Frrouting 7.5 Frrouting Frrouting 7.5.1 Frrouting Frrouting 8.0 Frrouting Frrouting 8.0.1 Frrouting Frrouting 8.1 Frrouting Frrouting 8.2 Frrouting Frrouting 8.2.1 Frrouting Frrouting 8.2.2 Frrouting Frrouting 8.3 Frrouting Frrouting 8.3.1 Frrouting Frrouting 8.3.2 Frrouting Frrouting 8.4 Frrouting Frrouting 8.4.1 Frrouting Frrouting 8.4.2 Frrouting Frrouting 8.4.3 Frrouting Frrouting 8.5 Frrouting Frrouting 8.5.1 Frrouting Frrouting 9.0	53
OS	Debian Debian Debian Linux 10.0	1
OS	Fedoraproject Fedoraproject Fedora 37 Fedoraproject Fedora 38 Fedoraproject Fedora 39	3

Common Weakness Enumeration (CWE)

CWE-476 - NULL Pointer Dereference

Summary

Vulnerable Configurations

Common Weakness Enumeration (CWE)

References