Out-of-bounds write in Tcpreplay - CVE-2020-23273
Published: October 18, 2022
Vulnerability identifier: #VU68413
CSH Severity: Medium
CVSS v4: 8.7 [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]
CVE-ID: CVE-2020-23273
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing untrusted input within the randomize_iparp() function in edit_packet.c. A remote attacker can trigger an out-of-bounds write and crash the application.
Affected software
Tcpreplay
How to mitigate CVE-2020-23273
Install updates from vendor's website.
Tcpreplay - update to 4.3.3