CVE-2014-5165 Memory corruption in n/a
Remote attackers can crash Wireshark via crafted packets due to improper validation in the ASN.1 BER dissector, causing a buffer underflow.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-5165?
CVE-2014-5165 is a medium-severity memory corruption vulnerability in Wireshark Wireshark, published on 1 Aug 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The dissect_ber_constrained_bitstring function in epan/dissectors/packet-ber.c in the ASN.1 BER dissector in Wireshark 1.10.x before 1.10.9 does not properly validate padding values, which allows remote attackers to cause a denial of service (buffer underflow and application crash) via a crafted packet.
Weakness: CWE-119
Which versions are affected by CVE-2014-5165?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2014-5165?
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-2014-5165 being exploited?
There is no known exploitation of CVE-2014-5165 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2014-5165, GHSA-c63j-44g4-8p4x.