CVE-2015-1337 Security feature bypass in n/a
Remote attackers can spoof disk images by bypassing GPG signature verification in Ubuntu's simplestreams, compromising image integrity.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-1337?
CVE-2015-1337 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 9 Oct 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Simple Streams (simplestreams) does not properly verify the GPG signatures of disk image files, which allows remote mirror servers to spoof disk images and have unspecified other impact via a 403 (aka Forbidden) response.
Weakness: CWE-20
Which versions are affected by CVE-2015-1337?
It affects 2 products.
Products include Canonical Ubuntu Linux, Simpestreams Project Simplestreams.
How do I fix CVE-2015-1337?
Apply the vendor's patch.
Is CVE-2015-1337 being exploited?
There is no known exploitation of CVE-2015-1337 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as GHSA-r4f6-cvp5-f9ch, UBUNTU-CVE-2015-1337, USN-2746-1.