CVE-2004-1636 Memory corruption in n/a
Remote attackers can execute arbitrary code via a heap-based buffer overflow in the WvTftp server's connection handling.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2004-1636?
CVE-2004-1636 is a critical memory corruption vulnerability in n/a, published on 20 Feb 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Heap-based buffer overflow in the WvTFTPServer::new_connection function in wvtftpserver.cc for WvTftp 0.9 allows remote attackers to execute arbitrary code via a long option string in a TFTP packet.
Which versions are affected by CVE-2004-1636?
It affects 1 product.
Products include Net Integration Technologies Inc. Wvtftp.
How do I fix CVE-2004-1636?
No fix has been published for CVE-2004-1636 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2004-1636 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2004-1636 exists.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as GHSA-6wh4-77gr-x4gj.