CVE-2020-12740

PoC —

CVSS 3.1

9.1 critical

EPSS

2%p75

Published

May 8, 2020 (May 8, 2020)

Modified

Jun 17, 2026

Description

tcprewrite in Tcpreplay through 4.3.2 has a heap-based buffer over-read during a get_c operation. The issue is being triggered in the function get_ipv6_next() at common/get.c.

Vendors: broadcom fedoraproject
Products: tcpreplay, fedora
Weakness: CWE-125
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.7%)

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