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Secunia Security Advisory 49838

Secunia Security Advisory 49838
Posted Jul 9, 2012
Authored by Secunia | Site secunia.com

Secunia Security Advisory - A vulnerability has been reported in Mono, which can be exploited by malicious people to conduct cross-site scripting attacks.

tags | advisory, xss
SHA-256 | 8ae7aaa6db903a274990cbbf815833994386c80064c9b1d1e3d9248413cba0e9

Secunia Security Advisory 49838

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TITLE:
Mono "ProcessRequest()" Cross-Site Scripting Vulnerability

SECUNIA ADVISORY ID:
SA49838

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/49838/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=49838

RELEASE DATE:
2012-07-09

DISCUSS ADVISORY:
http://secunia.com/advisories/49838/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
* Popularity
* Comments
* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)

http://secunia.com/advisories/49838/

ONLY AVAILABLE IN CUSTOMER AREA:
* Authentication Level
* Report Reliability
* Secunia PoC
* Secunia Analysis
* Systems Affected
* Approve Distribution
* Remediation Status
* Secunia CVSS Score
* CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=49838

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
* AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in Mono, which can be exploited by
malicious people to conduct cross-site scripting attacks.

Input passed via the query string is not properly sanitised in the
"ProcessRequest()" function
(mcs/class/System.Web/System.Web/HttpForbiddenHandler.cs) before
being returned to the user. This can be exploited to execute
arbitrary HTML and script code in a user's browser session in context
of an affected site.

The vulnerability is reported in version 2.6.7. Prior versions may
also be affected.

SOLUTION:
Fixed in the GIT repository.

PROVIDED AND/OR DISCOVERED BY:
Reported by Marcus Meissner in a bug ticket.

ORIGINAL ADVISORY:
Mono:
https://bugzilla.novell.com/show_bug.cgi?id=7697999
https://github.com/mono/mono/commit/d16d4623edb210635bec3ca3786481b82cde25a2

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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