CVE-2013-0250

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-06-06 · updated 2026-06-16

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.

Affected products

Corosync: 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.1.0, 2.1.1 (+1)

References

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

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