#VU9337 Heap-based buffer overread in Tcpdump - CVE-2017-16808
Published: November 14, 2017 / Updated: October 22, 2019
Vulnerability identifier: #VU9337
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:U/U:Clear
CVE-ID: CVE-2017-16808
CWE-ID: CWE-126
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Tcpdump
Tcpdump
Software vendor:
Tcpdump.org
Tcpdump.org
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to heap-based buffer overread in 'addrtoname.c' when handling malicious input. A remote attacker can supply a specially crafted pcap fil, trigger buffer overread and cause the service to crash.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install updates from vendor's website.