CVE-2010-2731 Auth bypass in n/a

Medium 6.8 Published Updated

Remote attackers can bypass access restrictions and execute ASP files in Microsoft IIS when directory-based Basic Authentication is enabled.

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-2010-2731?

CVE-2010-2731 is a medium-severity authentication bypass vulnerability in n/a, published on 15 Sep 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Unspecified vulnerability in Microsoft Internet Information Services (IIS) 5.1 on Windows XP SP3, when directory-based Basic Authentication is enabled, allows remote attackers to bypass intended access restrictions and execute ASP files via a crafted request, aka "Directory Authentication Bypass Vulnerability."

Weakness: CWE-287

Which versions are affected by CVE-2010-2731?

How do I fix CVE-2010-2731?

No fix has been published for CVE-2010-2731 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2010-2731 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-2731 exists.

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

Sources

Also known as GHSA-vfwh-p3hv-2jxr.

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