Buffer overflow in Tcpdump - CVE-2017-11543

 

Buffer overflow in Tcpdump - CVE-2017-11543

Published: September 13, 2017


Vulnerability identifier: #VU8330
CSH Severity: Low
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:Clear
CVE-ID: CVE-2017-11543
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 allows a remote attacker to cause DoS condition or execute arbitrary code on the target system.

The weakness exists due to boundary error in the sliplink_print function in print-sl.c. A remote attacker can send specially crafted data, trigger buffer overflow and cause the application to crash or execute arbitrary code.

Successful exploitation of the vulnerability may result in system compromise.

How to mitigate CVE-2017-11543

Update to version 4.9.2.

Sources