Vulnerability Monitor

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CVE-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 for ten thousand MIME parts.

Published

2021-01-04T17:15:13.930

Last Modified

2024-11-21T05:17:50.103

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	dovecot	dovecot	< 2.3.13	Yes
Operating System	debian	debian_linux	10.0	Yes
Operating System	fedoraproject	fedora	32	Yes

References

http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html Third Party Advisory, VDB Entry ([email protected])
http://seclists.org/fulldisclosure/2021/Jan/18 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2021/01/04/3 Mailing List, Third Party Advisory ([email protected])
https://dovecot.org/pipermail/dovecot-news/2021-January/000451.html Mailing List, Vendor Advisory ([email protected])
https://dovecot.org/security Vendor Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/ ([email protected])
https://security.gentoo.org/glsa/202101-01 Third Party Advisory ([email protected])
https://www.debian.org/security/2021/dsa-4825 Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2021/Jan/18 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2021/01/04/3 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://dovecot.org/pipermail/dovecot-news/2021-January/000451.html Mailing List, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://dovecot.org/security Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/ (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202101-01 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2021/dsa-4825 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)