CVE-2007-4739 Security feature bypass in n/a
Remote attackers can bypass signature verification in reprepro by using an unknown key, allowing distribution of malicious repository updates.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2007-4739?
CVE-2007-4739 is a medium-severity vulnerability in n/a, published on 6 Sep 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.
Weakness: CWE-264
Which versions are affected by CVE-2007-4739?
It affects 1 product.
Products include Debian Reprepro.
How do I fix CVE-2007-4739?
Upgrade to a fixed version.
Is CVE-2007-4739 being exploited?
There is no known exploitation of CVE-2007-4739 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2007-4739, DSA-1394-1, GHSA-w7wf-m6xr-x5x5.