Secunia Security Advisory - A weakness has been reported in Microsoft AntiXSS Library, which can be exploited by malicious people to bypass certain security restrictions.
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TITLE:
Microsoft AntiXSS Library Escaped CSS Content Parsing Bypass Weakness
SECUNIA ADVISORY ID:
SA47483
VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/47483/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=47483
RELEASE DATE:
2012-01-10
DISCUSS ADVISORY:
http://secunia.com/advisories/47483/#comments
AVAILABLE ON SITE AND IN CUSTOMER AREA:
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* Criticality Level
* Impact
* Where
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* Operating System / Software
* CVE Reference(s)
http://secunia.com/advisories/47483/
ONLY AVAILABLE IN CUSTOMER AREA:
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https://ca.secunia.com/?page=viewadvisory&vuln_id=47483
ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
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http://secunia.com/vulnerability_scanning/personal/
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DESCRIPTION:
A weakness has been reported in Microsoft AntiXSS Library, which can
be exploited by malicious people to bypass certain security
restrictions.
The weakness is caused due to an error within the sanitisation module
when parsing escaped CSS content and which can be exploited to conduct
cross-site scripting attacks.
The weakness is reported in version 4.0.
SOLUTION:
Update to version 4.2.
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/
PROVIDED AND/OR DISCOVERED BY:
The vendor credits Adi Cohen, IBM Rational Application Security.
ORIGINAL ADVISORY:
MS12-007 (KB2607664):
http://technet.microsoft.com/en-us/security/bulletin/ms12-007
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/
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About:
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