Rapid7

vulnerability

Ubuntu: USN-7231-1 (CVE-2023-43279): Tcpreplay vulnerabilities

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:C)
Published
Mar 12, 2024
Added
Jan 30, 2025
Modified
Mar 27, 2026

Description

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.

Solution

ubuntu-pro-upgrade-tcpreplay
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.