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CVE-2013-2125

OpenSMTPD before 5.3.2 does not properly handle SSL sessions, which allows remote attackers to...

5.0 MediumFix available

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.

Exploit likelihood

2.47%Up 1.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

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.

Record
CVE-2013-2125
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-310
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2013-2125
Updated
2026-11-02
EUVDEUVD-2013-2093 No score

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.

Record
EUVD-2013-2093
Updated
2026-11-03
GitHub AdvisoriesGHSA-63q3-5f3r-v5j4 No score

OpenSMTPD before 5.3.2 does not properly handle SSL sessions, which allows remote attackers to...

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.

Record
GHSA-63q3-5f3r-v5j4
Updated
2026-11-02
OSV No score

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.

Record
CVE-2013-2125
Updated
2026-11-02
OSVDEBIAN-CVE-2013-2125 No score

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.

Record
DEBIAN-CVE-2013-2125
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
opensmtpd
Debian:12
before 5.3.3p1-1
5.3.3p1-1
opensmtpd
Debian:13
before 5.3.3p1-1
5.3.3p1-1
opensmtpd
Debian:14
before 5.3.3p1-1
5.3.3p1-1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2013-2125 is a medium vulnerability (CVSS 5.0) in Openbsd Opensmtpd, published May 27, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.47%, the 84th percentile. Fixed in opensmtpd 5.3.3p1-1.

References

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