CVE-2017-16808 Memory corruption in n/a
A heap-based buffer over-read in tcpdump allows attackers to cause denial of service or disclose sensitive memory contents via crafted packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2017-16808?
CVE-2017-16808 is a medium-severity memory corruption vulnerability in Tcpdump Tcpdump, published on 13 Nov 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
tcpdump before 4.9.3 has a heap-based buffer over-read related to aoe_print in print-aoe.c and lookup_emem in addrtoname.c.
Weakness: CWE-125
Which versions are affected by CVE-2017-16808?
It affects 1 product.
Products include Tcpdump Tcpdump.
How do I fix CVE-2017-16808?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2017-16808 being exploited?
There is no known exploitation of CVE-2017-16808 in the wild and no public exploit code.
Other vulnerabilities in Tcpdump Tcpdump
Sources
Also known as ALPINE-CVE-2017-16808, DEBIAN-CVE-2017-16808, GHSA-j4v3-95xv-q35p, UBUNTU-CVE-2017-16808.