Vulnerability Assessment & Network Security Forums



If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> Denial of Service >> IIS 5.0 WebDav Memory Leakage


Vulnerability Assessment Details

IIS 5.0 WebDav Memory Leakage

Vulnerability Assessment Summary
Check the presence of a Memory Leakage in the IIS 5 httpext.dll (WebDav).

Detailed Explanation for this Vulnerability Assessment

The WebDav extensions (httpext.dll) for Internet Information
Server 5.0 contains a flaw that may permit a malicious user to
consume all available memory on the target server by sending
many requests using the LOCK method associated to a non
existing filename.

This concern not only IIS but the entire system since the flaw can
potentially exhausts all system memory available.

Vulnerable systems: IIS 5.0 ( httpext.dll versions prior to 0.9.3940.21 )

Immune systems: IIS 5 SP2( httpext.dll version 0.9.3940.21)

Solution: Download Service Pack 2/hotfixes from Microsoft web
at http://windowsupdate.microsoft.com

Network Security Threat Level: High

Networks Security ID: 2736

Vulnerability Assessment Copyright: INTRANODE - 2001

Cables, Connectors

Dell PowerEdge R900 Server 4x Intel E7330 @2.40GHz 64GB RAM 2x 73GB TESTED NO OS
$24.95
Dell PowerEdge R900 Server 4x Intel E7330 @2.40GHz 64GB RAM 2x 73GB TESTED NO OS pictureDolch FlexPAC Portable Computer Intel Pentium 4 2.0Gh 2GB RAM 40GB HD +XP TESTED
$24.95
Dolch FlexPAC Portable Computer Intel Pentium 4 2.0Gh 2GB RAM 40GB HD +XP TESTED picture*LOT OF 50 MEMORY STICKS* 2GB Desktop PC Computer DDR2 DIMM RAM *Fully Tested*
$110.99
*LOT OF 50 MEMORY STICKS* 2GB Desktop PC Computer DDR2 DIMM RAM *Fully Tested* picture*LOT OF 500 MEMORY STICKS* 1GB Desktop DDR2 SODIMM RAM *Fully Tested*
$229.99
*LOT OF 500 MEMORY STICKS* 1GB Desktop DDR2 SODIMM RAM *Fully Tested* picture


Discussions

No Discussions have been posted on this vulnerability.