CVE-2009-4006 Memory corruption in n/a

Critical 10.0 Published Updated

Remote attackers can execute arbitrary code via a stack-based buffer overflow in the TEA decoding algorithm of Serv-U FTP server.

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-2009-4006?

CVE-2009-4006 is a critical memory corruption vulnerability in n/a, published on 20 Nov 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stack-based buffer overflow in the TEA decoding algorithm in RhinoSoft Serv-U FTP server 7.0.0.1, 9.0.0.5, and other versions before 9.1.0.0 allows remote attackers to execute arbitrary code via a long hexadecimal string.

Weakness: CWE-119

Which versions are affected by CVE-2009-4006?

It affects 1 product.

Products include Solarwinds Serv-U File Server.

How do I fix CVE-2009-4006?

No fix has been published for CVE-2009-4006 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-2009-4006 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-4006 exists.

Public exploit code: 1 Metasploit module and 1 Exploit-DB entry.

Sources

Also known as GHSA-3vhm-28vh-hww9.

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