CVE-2020-18976

PoC —

CVSS 3.1

5.5 medium

EPSS

<1%p50

Published

Aug 25, 2021 (Aug 25, 2021)

Modified

Jun 17, 2026

Description

Buffer Overflow in Tcpreplay v4.3.2 allows attackers to cause a Denial of Service via the 'do_checksum' function in 'checksum.c'. It can be triggered by sending a crafted pcap file to the 'tcpreplay-edit' binary. This issue is different than CVE-2019-8381.

Vendors: broadcom
Products: tcpreplay
Weakness: CWE-120
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.7%)

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