CVE-2013-2125
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.
02 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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.47% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 84.1% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2014-05-27 15:00Z12 YR AGO
- Last updated
- 2024-08-06 15:27Z2 YR AGO
- Reserved
- 2013-02-19
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- f394773f7cf179958b033b8827f48b233e81efc65f16cb31173cb9ce6e4bf31a
05 Affected products
06 References
- seclists.org[oss-security] 20130518 CVE Request: DoS in OpenSMTPD TLS Supporthttp://seclists.org/oss-sec/2013/q2/362
- git.zx2c4.comhttp://git.zx2c4.com/OpenSMTPD/commit/?id=38b26921bad5fe24ad747bf9d591330d683728b0
- secunia.com53353http://secunia.com/advisories/53353
- exchange.xforce.ibmcloud.comopensmtpd-cve20132125-dos(84388)https://exchange.xforce.ibmcloud.com/vulnerabilities/84388
- seclists.org[oss-security] 20130518 Re: Re: CVE Request: DoS in OpenSMTPD TLS Supporthttp://seclists.org/oss-sec/2013/q2/366
- osvdb.org93495http://osvdb.org/93495
07 Fixed in
Debian 12
- opensmtpd Fixed in 5.3.3p1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- opensmtpd Fixed in 5.3.3p1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- opensmtpd Fixed in 5.3.3p1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.