Buffer overflow in Tcpdump - CVE-2016-7929

 

Buffer overflow in Tcpdump - CVE-2016-7929

Published: May 30, 2017


Vulnerability identifier: #VU6813
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-7929
CWE-ID: CWE-120
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Tcpdump.org
Affected software:
Tcpdump

Detailed vulnerability description

The vulnerability allow a remote attacker to cause DoS condition or potentially execute arbitrary code on the target system.

The weakness exists due to buffer overflow in the print-juniper.c:juniper_parse_header() in the Juniper PPPoE ATM parser. A remote attacker can use a specially crafted protocol to trigger memory corruption and cause the application to crash or possibly execute arbitrary code.

Successful exploitation of the vulnerability may result system compromise.

How to mitigate CVE-2016-7929

Update to version 4.9.0.

Sources