CVE-2016-2525 Denial of service in n/a
Remote attackers can cause Wireshark to crash or consume excessive memory by sending crafted HTTP/2 packets due to missing header data limits.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-2525?
CVE-2016-2525 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 28 Feb 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
epan/dissectors/packet-http2.c in the HTTP/2 dissector in Wireshark 2.0.x before 2.0.2 does not limit the amount of header data, which allows remote attackers to cause a denial of service (memory consumption or application crash) via a crafted packet.
Weakness: CWE-20
Which versions are affected by CVE-2016-2525?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2016-2525?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2016-2525 being exploited?
There is no known exploitation of CVE-2016-2525 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2016-2525, GHSA-mvhm-3q9r-jvrj, UBUNTU-CVE-2016-2525.