SB2017031534 - Remote code execution in Tcpreplay

Description

This security bulletin contains information about 1 security vulnerability.

1) Buffer overflow (CVE-ID: CVE-2017-6429)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing pcap files with an over-size packet in the tcpcapinfo utility in Tcpreplay. A remote attacker can create a specially crafted pcap file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://github.com/appneta/tcpreplay/commit/d689d14dbcd768c028eab2fb378d849e543dcfe9
• https://github.com/appneta/tcpreplay/issues/278
• https://github.com/appneta/tcpreplay/releases/tag/v4.2.0-beta1