Secunia Security Advisory - A vulnerability has been reported in Fetchmail, which can be exploited by malicious people to cause a DoS (Denial of Service).
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TITLE:
Fetchmail NTLM Challenge Decoding Denial of Service Vulnerability
SECUNIA ADVISORY ID:
SA50235
VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/50235/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=50235
RELEASE DATE:
2012-08-14
DISCUSS ADVISORY:
http://secunia.com/advisories/50235/#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/50235/
ONLY AVAILABLE IN CUSTOMER AREA:
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* Report Reliability
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https://ca.secunia.com/?page=viewadvisory&vuln_id=50235
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 Fetchmail, which can be
exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to the application not properly
checking the base64 encoded NTLM challenges before decoding them and
can be exploited to cause a crash.
The vulnerability is reported in versions 6.3.21 and prior.
SOLUTION:
Fixed in the GIT repository. A fix is scheduled to be released in the
upcoming version 6.3.22.
PROVIDED AND/OR DISCOVERED BY:
The vendor credits James Porter Clark
ORIGINAL ADVISORY:
http://www.openwall.com/lists/oss-security/2012/08/13/9
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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