#VU17826 NULL pointer dereference in Tcpreplay - CVE-2019-8377
Published: February 21, 2019 / Updated: June 1, 2021
Vulnerability identifier: #VU17826
Vulnerability risk: Low
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:P/U:Clear
CVE-ID: CVE-2019-8377
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Tcpreplay
Tcpreplay
Software vendor:
AppNeta
AppNeta
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference condition that exists in the get_ipv6_l4proto()function, as defined in the get.c source code file. A remote attacker can send a specially crafted packet capture (pcap) file to the tcpreplay-edit binary, trigger a segmentation fault and cause a DoS condition.
Remediation
Install update from vendor's website.