Computer Security
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Cyrus SASL DoS
SecurityVulns ID:13363
Threat Level:
Description:Crash on some values for password's salt.
Affected:CYRUS : libsasl 2.1
CVE:CVE-2013-4122 (Cyrus SASL 2.1.23, 2.1.26, and earlier does not properly handle when a NULL value is returned upon an error by the crypt function as implemented in glibc 2.17 and later, which allows remote attackers to cause a denial of service (thread crash and consumption) via (1) an invalid salt or, when FIPS-140 is enabled, a (2) DES or (3) MD5 encrypted password, which triggers a NULL pointer dereference.)
Original documentdocumentUBUNTU, [USN-1988-1] Cyrus SASL vulnerability (12.10.2013)

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