CVE-2017-15132

mediumpriority · track · 31EPSS 0.031 · 88 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

3.12% (88th) EPSS

CVSS 5 · medium

Is it mine?

26 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.06.9mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-772USprimaryCWE-400USCWE-772US

affected products (26)

Products and version ranges known to be affected.

Open Source Dovecot <=2.2.33all versionscert_bundDE
Open Source Dovecot <=2.3.0all versionscert_bundDE
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
SUSE openSUSEall versionscert_bundDEcpe:/o:suse:opensuse:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
Open Source Dovecot≤ 2.2.33cert_bundDE
Open Source Dovecot≤ 2.3.0cert_bundDE
The Dovecot Project Dovecot≤ 2.0 up to 2.2.33 and 2.3.0enisa_euvdEU
Canonical Ltd. Ubuntu≤ 12.04 ESMfstec_bduRU
Canonical Ltd. Ubuntu≤ 17.10fstec_bduRU
Canonical Ltd. Ubuntu≤ 16.04 LTSfstec_bduRU
Canonical Ltd. Ubuntu≤ 14.04 LTSfstec_bduRU
Timo Sirainen Dovecot≤ 2.3.0fstec_bduRU
Timo Sirainen Dovecot2.0.0 → 2.2.33fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 1.6 «Смоленск»fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 9fstec_bduRU
Сообщество свободного программного обеспечения Debian GNU/Linux≤ 8fstec_bduRU
canonical ubuntu linux= 12.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 14.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 16.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*

showing 20 of 26

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-0245Dovecot: Schwachstelle ermöglicht Denial of ServiceDeutsch2018-01-25csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Dovecot ausnutzen, um einen Denial of Service Angriff durchzuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund nvd NVD CVE.org MITRE

published 2018-01-25modified 2026-06-17

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+1024 more

references (21)

External citations — patches, advisories, analysis.

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