CVE-2017-9351 Memory corruption in n/a
A buffer over-read in the Wireshark DHCP dissector allows attackers to cause denial of service or potentially execute code via crafted packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-9351?
CVE-2017-9351 is a high-severity memory corruption vulnerability in Wireshark Wireshark, published on 2 Jun 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the DHCP dissector could read past the end of a buffer. This was addressed in epan/dissectors/packet-bootp.c by extracting the Vendor Class Identifier more carefully.
Weakness: CWE-119
Which versions are affected by CVE-2017-9351?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2017-9351?
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-2017-9351 being exploited?
There is no known exploitation of CVE-2017-9351 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as ALPINE-CVE-2017-9351, DEBIAN-CVE-2017-9351, GHSA-xqp9-v278-crr3, UBUNTU-CVE-2017-9351.