Vulnerability CVE-2013-0250
Published: 2014-06-06

Description:
The init_nss_hash function in exec/totemcrypto.c in Corosync 2.0 before 2.3 does not properly initialize the HMAC key, which allows remote attackers to cause a denial of service (crash) via a crafted packet.

Type:

CWE-Other

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Corosync -> Corosync 

 References:
https://github.com/corosync/corosync/commit/b3f456a8ceefac6e9f2e9acc2ea0c159d412b595
http://secunia.com/advisories/52037
http://seclists.org/oss-sec/2013/q1/214
http://seclists.org/oss-sec/2013/q1/213
http://seclists.org/oss-sec/2013/q1/212
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