High severity7.5NVD Advisory· Published Jan 4, 2021· Updated Jun 17, 2026
CVE-2020-25275
CVE-2020-25275
Description
Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, leading to an application crash via a crafted email message with certain choices for ten thousand MIME parts.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*range: <2.3.13
- (no CPE)range: <2.3.13
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- Dovecot/Dovecotdescription
- osv-coords13 versionspkg:rpm/almalinux/dovecotpkg:rpm/almalinux/dovecot-develpkg:rpm/almalinux/dovecot-mysqlpkg:rpm/almalinux/dovecot-pgsqlpkg:rpm/almalinux/dovecot-pigeonholepkg:rpm/opensuse/dovecot23&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/dovecot23&distro=openSUSE%20Leap%2015.2pkg:rpm/suse/dovecot23&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/dovecot23&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/dovecot23&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP1pkg:rpm/suse/dovecot23&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP2pkg:rpm/suse/dovecot23&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/dovecot23&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015
< 1:2.3.8-9.el8+ 12 more
- (no CPE)range: < 1:2.3.8-9.el8
- (no CPE)range: < 1:2.3.8-9.el8
- (no CPE)range: < 1:2.3.8-9.el8
- (no CPE)range: < 1:2.3.8-9.el8
- (no CPE)range: < 1:2.3.8-9.el8
- (no CPE)range: < 2.3.11.3-lp151.2.15.1
- (no CPE)range: < 2.3.11.3-lp152.2.6.1
- (no CPE)range: < 2.3.11.3-4.32.1
- (no CPE)range: < 2.3.11.3-4.32.1
- (no CPE)range: < 2.3.11.3-21.1
- (no CPE)range: < 2.3.11.3-17.5.1
- (no CPE)range: < 2.3.11.3-4.32.1
- (no CPE)range: < 2.3.11.3-4.32.1
Patches
Vulnerability mechanics
References
8- packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.htmlnvdThird Party AdvisoryVDB Entry
- seclists.org/fulldisclosure/2021/Jan/18nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2021/01/04/3nvdMailing ListThird Party Advisory
- dovecot.org/pipermail/dovecot-news/2021-January/000451.htmlnvdMailing ListVendor Advisory
- dovecot.org/securitynvdVendor Advisory
- security.gentoo.org/glsa/202101-01nvdThird Party Advisory
- www.debian.org/security/2021/dsa-4825nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/nvd
News mentions
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