CVE-2011-2900 Memory corruption in n/a

High 7.5 Published Updated

Remote attackers can execute arbitrary code via HTTP PUT requests due to a stack-based buffer overflow in embedded web servers.

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-2011-2900?

CVE-2011-2900 is a high-severity memory corruption vulnerability in n/a, published on 5 Aug 2011. 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 (1) put_dir function in mongoose.c in Mongoose 3.0, (2) put_dir function in yasslEWS.c in yaSSL Embedded Web Server (yasslEWS) 0.2, and (3) _shttpd_put_dir function in io_dir.c in Simple HTTPD (shttpd) 1.42 allows remote attackers to execute arbitrary code via an HTTP PUT request, as exploited in the wild in 2011.

Weakness: CWE-119

Which versions are affected by CVE-2011-2900?

It affects 3 products.

Products include Shttpd Shttpd, Valenok Mongoose, Yassl Yasslews.

How do I fix CVE-2011-2900?

No fix has been published for CVE-2011-2900 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-2011-2900 being exploited?

There is no known exploitation of CVE-2011-2900 in the wild and no public exploit code.

Public exploit code: 2 Exploit-DB entries.

Sources

Also known as GHSA-3jhp-7x6r-7792.

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