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Microsoft IIS FTP Server 'ls' Command DOS Vulnerability

Information

Severity

Severity

Low

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

2.6

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:H/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

14 years ago

Modified

Modified

5 years ago

Summary

The host is running Microsoft IIS with FTP server and is prone to Denial of Service vulnerability.

Insight

Insight

A stack consumption error occurs in the FTP server while processing crafted LIST command containing a wildcard that references a subdirectory followed by a .. (dot dot).

Affected Software

Affected Software

Microsoft Internet Information Services version 5.0 and 6.0

Solution

Solution

Upgrade to IIS version 7.5

Common Vulnerabilities and Exposures (CVE)