CVE-2020-18976

MEDIUM

Tcpreplay v4.3.2 - Buffer Overflow

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/appneta/tcpreplay/issues/556

Scores

CVSS v3 5.5
EPSS 0.0027
EPSS Percentile 50.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-120
Status published
Products (1)
broadcom/tcpreplay 4.3.2
Published Aug 25, 2021
Tracked Since Feb 18, 2026