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TITLE:
InspIRCd DNS Response Processing Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA48474

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/48474/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=48474

RELEASE DATE:
2012-03-20

DISCUSS ADVISORY:
http://secunia.com/advisories/48474/#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/48474/

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=48474

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 InspIRCd, which can be exploited
by malicious people to compromise a vulnerable system.

The vulnerability is caused due to an error within dns.cpp when
handling DNS responses and can be exploited to cause a heap-based
buffer overflow.

Successful exploitation may allow execution of arbitrary code.

The vulnerability is reported in version 2.0.5. Other versions may
also be affected.

SOLUTION:
Currently there is no known workaround.

PROVIDED AND/OR DISCOVERED BY:
US-CERT credits Tomasz Salacinski, CERT Polska.

ORIGINAL ADVISORY:
http://www.kb.cert.org/vuls/id/212651

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

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