Secunia Security Advisory - A vulnerability has been reported in Dovecot, which can be exploited by malicious people to cause a DoS (Denial of Service).
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TITLE:
Dovecot Mail Header Parsing Denial of Service Vulnerability
SECUNIA ADVISORY ID:
SA44683
VERIFY ADVISORY:
Secunia.com
https://secunia.com/advisories/44683/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=44683
RELEASE DATE:
2011-05-26
DISCUSS ADVISORY:
https://secunia.com/advisories/44683/#comments
AVAILABLE ON SITE AND IN CUSTOMER AREA:
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* CVE Reference(s)
https://secunia.com/advisories/44683/
ONLY AVAILABLE IN CUSTOMER AREA:
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https://ca.secunia.com/?page=viewadvisory&vuln_id=44683
ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
* AUTOMATED SCANNING
https://secunia.com/vulnerability_scanning/personal/
https://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/
DESCRIPTION:
A vulnerability has been reported in Dovecot, which can be exploited
by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an error in
src/lib-mail/message-header-parser.c when processing mail header
names. This can be exploited to cause the daemon to crash via a
specially crafted header containing a NUL character.
The vulnerability is reported in versions 1.2.16 and 2.0.12.
SOLUTION:
Update to version 1.2.17 or 2.0.13.
PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.
ORIGINAL ADVISORY:
https://dovecot.org/pipermail/dovecot/2011-May/059086.html
https://dovecot.org/pipermail/dovecot/2011-May/059085.html
OTHER REFERENCES:
Further details available in Customer Area:
https://secunia.com/products/corporate/EVM/
DEEP LINKS:
Further details available in Customer Area:
https://secunia.com/products/corporate/EVM/
EXTENDED DESCRIPTION:
Further details available in Customer Area:
https://secunia.com/products/corporate/EVM/
EXTENDED SOLUTION:
Further details available in Customer Area:
https://secunia.com/products/corporate/EVM/
EXPLOIT:
Further details available in Customer Area:
https://secunia.com/products/corporate/EVM/
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