CVE-2007-5300 Memory corruption in n/a
Remote attackers can crash the wzdftpd daemon via a stack-based buffer overflow in the login function, causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2007-5300?
CVE-2007-5300 is a medium-severity memory corruption vulnerability in n/a, published on 9 Oct 2007. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Off-by-one error in the do_login_loop function in libwzd-core/wzd_login.c in wzdftpd 0.8.0, 0.8.2, and possibly other versions allows remote attackers to cause a denial of service (daemon crash) via a long USER command that triggers a stack-based buffer overflow. NOTE: some of these details are obtained from third party information.
Which versions are affected by CVE-2007-5300?
It affects 1 product.
Products include Wzdftpd Wzdftpd.
How do I fix CVE-2007-5300?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2007-5300 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-5300 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as DSA-1452-1, GHSA-hjg5-38g6-376g.