CVE-2025-51005

HIGH

tcpreplay-4.5.1 - Buffer Overflow

Title source: llm

Description

A heap-buffer-overflow vulnerability exists in the tcpliveplay utility of the tcpreplay-4.5.1. When a crafted pcap file is processed, the program incorrectly handles memory in the checksum calculation logic at do_checksum_math_liveplay in tcpliveplay.c, leading to a possible denial of service.

Exploits (1)

nomisec SUSPICIOUS
by sy460129 · poc
https://github.com/sy460129/CVE-2025-51005

Scores

CVSS v3 7.5
EPSS 0.0017
EPSS Percentile 38.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-122
Status published
Products (1)
broadcom/tcpreplay 4.5.1
Published Sep 23, 2025
Tracked Since Feb 18, 2026