CVE-2020-25275
published 2021-01-04CVE-2020-25275: 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…
PriorityP342high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
4.66%
90.7th percentile
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.
Affected
12 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | dovecot | < dovecot 1:2.3.13+dfsg1-1 (bookworm) | dovecot 1:2.3.13+dfsg1-1 (bookworm) |
| dovecot | dovecot | < 2.3.13 | 2.3.13 |
| dovecot | dovecot | >= 0 < 1:2.3.13+dfsg1-1 | 1:2.3.13+dfsg1-1 |
| dovecot | dovecot | >= 0 < 1:2.3.13+dfsg1-1 | 1:2.3.13+dfsg1-1 |
| dovecot | dovecot | >= 0 < 1:2.3.13+dfsg1-1 | 1:2.3.13+dfsg1-1 |
| dovecot | dovecot | >= 0 < 1:2.3.13+dfsg1-1 | 1:2.3.13+dfsg1-1 |
| dovecot | dovecot | >= 0 < 1:2.2.22-1ubuntu2.14 | 1:2.2.22-1ubuntu2.14 |
| dovecot | dovecot | >= 0 < 1:2.2.33.2-1ubuntu4.7 | 1:2.2.33.2-1ubuntu4.7 |
| dovecot | dovecot | >= 0 < 1:2.3.7.2-1ubuntu3.3 | 1:2.3.7.2-1ubuntu3.3 |
| dovecot | dovecot | >= 0 < 1:2.2.9-1ubuntu2.6+esm4 | 1:2.2.9-1ubuntu2.6+esm4 |
| fedoraproject | fedora | — | — |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5HIGH
vendor_redhat7.5HIGH
vendor_ubuntu7.5HIGH
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Ubuntu
Dovecot vulnerability
vendor_ubuntu·2021-01-04·CVSS 7.5
CVE-2020-25275 [HIGH] Dovecot vulnerability
Title: Dovecot vulnerability
Summary: Dovecot could be made to denial of service if it received a specially
crafted MIME.
USN-4674-1 fixed a vulnerability in Dovecot. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Innokentii Sennovskiy discovered that Dovecot incorrectly handled MIME
parsing. A remote attacker could possibly use this issue to cause Dovecot
to crash, resulting in a denial of service. (CVE-2020-25275)
Instructions: In general, a standard system update will make all the necessary changes.
Red Hat
dovecot: Denial of service via mail MIME parsing
vendor_redhat·2021-01-04·CVSS 7.5
CVE-2020-25275 [HIGH] CWE-20 dovecot: Denial of service via mail MIME parsing
dovecot: Denial of service via mail MIME parsing
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.
Mitigation: A potential mitigation is configuring the mail transfer agent to not accept messages with more than 10,000 MIME parts.
Package: dovecot (Red Hat Enterprise Linux 5) - Out of support scope
Package: dovecot (Red Hat Enterprise Linux 6) - Out of support scope
Package: dovecot (Red Hat Enterprise Linux 7) - Out of support scope
Package: dovecot (Red Hat Enterprise Linux 9) - Affected
Ubuntu
Dovecot vulnerabilities
vendor_ubuntu·2021-01-04·CVSS 6.8
CVE-2020-24386 [MEDIUM] Dovecot vulnerabilities
Title: Dovecot vulnerabilities
Summary: Several security issues were fixed in Dovecot.
It was discovered that Dovecot incorrectly handled certain imap hibernation
commands. A remote authenticated attacker could possibly use this issue to
access other users' email. This issue only affected Ubuntu 18.04 LTS,
Ubuntu 20.04 LTS, and Ubuntu 20.10. (CVE-2020-24386)
Innokentii Sennovskiy discovered that Dovecot incorrectly handled MIME
parsing. A remote attacker could possibly use this issue to cause Dovecot
to crash, resulting in a denial of service. (CVE-2020-25275)
Instructions: In general, a standard system update will make all the necessary changes.
Debian
CVE-2020-25275: dovecot - Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, lead...
vendor_debian·2020·CVSS 7.5
CVE-2020-25275 [HIGH] CVE-2020-25275: dovecot - Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, lead...
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.
Scope: local
bookworm: resolved (fixed in 1:2.3.13+dfsg1-1)
bullseye: resolved (fixed in 1:2.3.13+dfsg1-1)
forky: resolved (fixed in 1:2.3.13+dfsg1-1)
sid: resolved (fixed in 1:2.3.13+dfsg1-1)
trixie: resolved (fixed in 1:2.3.13+dfsg1-1)
GHSA
GHSA-jv8c-8hrc-9f7m: Dovecot before 2
ghsa_unreviewed·2022-05-24
CVE-2020-25275 [HIGH] CWE-20 GHSA-jv8c-8hrc-9f7m: Dovecot before 2
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.
OSV
dovecot vulnerabilities
osv·2021-01-04·CVSS 6.8
CVE-2020-24386 [MEDIUM] dovecot vulnerabilities
dovecot vulnerabilities
It was discovered that Dovecot incorrectly handled certain imap hibernation
commands. A remote authenticated attacker could possibly use this issue to
access other users' email. This issue only affected Ubuntu 18.04 LTS,
Ubuntu 20.04 LTS, and Ubuntu 20.10. (CVE-2020-24386)
Innokentii Sennovskiy discovered that Dovecot incorrectly handled MIME
parsing. A remote attacker could possibly use this issue to cause Dovecot
to crash, resulting in a denial of service. (CVE-2020-25275)
OSV
dovecot vulnerability
osv·2021-01-04·CVSS 7.5
CVE-2020-25275 [HIGH] dovecot vulnerability
dovecot vulnerability
USN-4674-1 fixed a vulnerability in Dovecot. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Innokentii Sennovskiy discovered that Dovecot incorrectly handled MIME
parsing. A remote attacker could possibly use this issue to cause Dovecot
to crash, resulting in a denial of service. (CVE-2020-25275)
OSV
CVE-2020-25275: Dovecot before 2
osv·2021-01-04·CVSS 7.5
CVE-2020-25275 [HIGH] CVE-2020-25275: Dovecot before 2
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.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.htmlhttp://seclists.org/fulldisclosure/2021/Jan/18http://www.openwall.com/lists/oss-security/2021/01/04/3https://dovecot.org/pipermail/dovecot-news/2021-January/000451.htmlhttps://dovecot.org/securityhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/https://security.gentoo.org/glsa/202101-01https://www.debian.org/security/2021/dsa-4825http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.htmlhttp://seclists.org/fulldisclosure/2021/Jan/18http://www.openwall.com/lists/oss-security/2021/01/04/3https://dovecot.org/pipermail/dovecot-news/2021-January/000451.htmlhttps://dovecot.org/securityhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/https://security.gentoo.org/glsa/202101-01https://www.debian.org/security/2021/dsa-4825
2021-01-04
Published