Vulnerability CVE-2013-2125
Published: 2014-05-27

Description:
OpenSMTPD before 5.3.2 does not properly handle SSL sessions, which allows remote attackers to cause a denial of service (connection blocking) by keeping a connection open.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
OpenSMTPD TLS Support DoS
Jason
19.05.2013

Type:

CWE-310

 (Cryptographic Issues)

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
Openbsd -> Opensmtpd 

 References:
http://git.zx2c4.com/OpenSMTPD/commit/?id=38b26921bad5fe24ad747bf9d591330d683728b0
http://xforce.iss.net/xforce/xfdb/84388
http://secunia.com/advisories/53353
http://seclists.org/oss-sec/2013/q2/366
http://seclists.org/oss-sec/2013/q2/362
http://osvdb.org/93495
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