CVE-2013-5717 Denial of service in n/a
Remote attackers can crash Wireshark via crafted Bluetooth packets due to improper free list maintenance in the HCI ACL dissector.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-5717?
CVE-2013-5717 is a medium-severity denial of service vulnerability in Wireshark Wireshark, published on 13 Sep 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Bluetooth HCI ACL dissector in Wireshark 1.10.x before 1.10.2 does not properly maintain a certain free list, which allows remote attackers to cause a denial of service (application crash) via a crafted packet that is not properly handled by the wmem_block_alloc function in epan/wmem/wmem_allocator_block.c.
Weakness: CWE-20
Which versions are affected by CVE-2013-5717?
It affects 1 product.
Products include Wireshark Wireshark.
How do I fix CVE-2013-5717?
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-2013-5717 being exploited?
There is no known exploitation of CVE-2013-5717 in the wild and no public exploit code.
Other vulnerabilities in Wireshark Wireshark
Sources
Also known as DEBIAN-CVE-2013-5717, GHSA-7hvc-9p8r-gwvm.