CVE-2023-43279: Broadcom Tcpreplay

Medium severity, CVSS 6.5. EPSS: 0.7% chance of exploitation in the next 30 days.

Null Pointer Dereference in mask_cidr6 component at cidr.c in Tcpreplay 4.4.4 allows attackers to crash the application via crafted tcprewrite command.

Affected products

• Broadcom Tcpreplay: version 4.4.4 only
• Fedoraproject Fedora: version 38 only; version 39 only; version 40 only

Published 2024-03-12. Last modified 2026-06-17.