39272 : Multiple Web Server favicon.ico Vendor Fingerprinting
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
14	1344	over 4 years ago	over 4 years ago	2 times	70%

Timeline

Disclosure Date	Exploit Publish Date
2001-01-01	2001-01-01

Description

The presence of a favicon.ico file allows a remote attacker to 'fingerprint' the web server. Even if other steps are used to obscure the Server: string, error page messages and other identifying properties, this file may still reveal the vendor and type of web server.

Classification

Location: Remote / Network Access
Attack Type: Information Disclosure
Impact: Impact Unknown
Solution: Workaround
Exploit: Exploit Public
Disclosure: OSVDB Verified, Third-party Verified
OSVDB: Concern

Technical

Many web servers or software packages supply favicon.ico image files which can be used to identify the installed software.

Solution

Replace or remove the default favicon.ico file from the web site.

Products

Unknown or Incomplete

References

Generic Informational URL: http://en.wikipedia.org/wiki/Favicon

Tools & Filters

	20108

Manual Testing Notes

Credit

Unknown or Incomplete

CVSSv2 Score

We currently have no CVSS2 data on this vulnerability. Feel free to suggest it.

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

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