CVE catalog

CVE-2013-2125

opensmtpd: CVE-2013-2125

[CVE catalog]

Severity
Medium
Published
Source
[NVD] · [CVE record]
EPSS
2.47% · Oct 27, 2026

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.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

DistributionPackageReleaseVersionStatus
Debianopensmtpdsid7.9.0p0-1fixed
Debianopensmtpdforky7.9.0p0-1fixed
Debianopensmtpdtrixie7.6.0p1-1fixed
Debianopensmtpdbookworm6.8.0p2-4fixed

Fixed-version evidence

DistributionPackageTypeReleaseFixed versionUrgencyOriginBugs
Debianopensmtpdsourcesid5.3.3p1-1not yet assignedNot reportedNot reported
Debianopensmtpdsourceforky5.3.3p1-1not yet assignedNot reportedNot reported
Debianopensmtpdsourcetrixie5.3.3p1-1not yet assignedNot reportedNot reported
Debianopensmtpdsourcebookworm5.3.3p1-1not yet assignedNot reportedNot reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

  • [opensmtpd]Fixed
    Details (4)
    • 6.8.0p2-4+b4 · amd64 · bookworm

      Fixed · Fixed: 5.3.3p1-1

      dsa · opensmtpd · debian · bookworm; dsa · opensmtpd · debian · 12

    • 6.8.0p2-4+b4 · arm64 · bookworm

      Fixed · Fixed: 5.3.3p1-1

      dsa · opensmtpd · debian · bookworm; dsa · opensmtpd · debian · 12

    • 7.4.0p1-1~bpo12+1 · amd64 · bookworm-backports

      Fixed · Fixed: 5.3.3p1-1

      dsa · opensmtpd · debian · bookworm; dsa · opensmtpd · debian · 12

    • 7.4.0p1-1~bpo12+1 · arm64 · bookworm-backports

      Fixed · Fixed: 5.3.3p1-1

      dsa · opensmtpd · debian · bookworm; dsa · opensmtpd · debian · 12

[Debian 13 (Trixie)]

  • [opensmtpd]Fixed
    Details (2)
    • 7.6.0p1-1 · amd64 · trixie

      Fixed · Fixed: 5.3.3p1-1

      dsa · opensmtpd · debian · 13

    • 7.6.0p1-1 · arm64 · trixie

      Fixed · Fixed: 5.3.3p1-1

      dsa · opensmtpd · debian · 13

Observed:

References