Input validation error in Tcpreplay - CVE-2020-18976

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Main Vulnerability Database Vulnerabilities #VU68414

Input validation error in Tcpreplay - CVE-2020-18976

Published: October 18, 2022


Vulnerability identifier: #VU68414
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-18976
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Tcpreplay
Software vendor:
AppNeta

Description

The vulnerability allows attackers to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input within the do_checksum() function in checksum.c. A remote attacker can pass a specially crafted input to the 'tcpreplay-edit' binary and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

External links