From: Secunia Security Advisories (sec-advsecunia.com)
Date: Tue Apr 02 2013 - 17:14:18 CDT

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TITLE:
ModSecurity XML External Entity Processing Vulnerability

SECUNIA ADVISORY ID:
SA52847

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/52847/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=52847

RELEASE DATE:
2013-04-02

DISCUSS ADVISORY:
http://secunia.com/advisories/52847/#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/52847/

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

https://ca.secunia.com/?page=viewadvisory&vuln_id=52847

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:
Positive Technologies has reported a vulnerability in ModSecurity,
which can be exploited by malicious people to disclose potentially
sensitive information or cause a DoS (Denial of Service).

The vulnerability is caused due to an error when parsing external XML
entities and can be exploited to e.g. disclose local files or cause
excessive memory and CPU consumption.

The vulnerability is reported in version 2.7.2. Prior versions may
also be affected.

SOLUTION:
Update to version 2.7.3.

PROVIDED AND/OR DISCOVERED BY:
Timur Yunusov and Alexey Osipov, Positive Technologies

ORIGINAL ADVISORY:
ModSecurity:
https://github.com/SpiderLabs/ModSecurity/blob/master/CHANGES

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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