CVE-2023-27789: Broadcom Tcpreplay

High severity, CVSS 7.5. EPSS: 1.5% chance of exploitation in the next 30 days.

An issue found in TCPprep v.4.4.3 allows a remote attacker to cause a denial of service via the cidr2cidr function at the cidr.c:178 endpoint.

Affected products

• Broadcom Tcpreplay: version 4.4.3 only

Published 2023-03-16. Last modified 2026-06-17.