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CVE-2020-7957

nvd nist
Published: Feb 12, 2020Modified: Nov 21, 2024

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5.3
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Exploitability: 3.9 / Impact: 1.4
Source: NVD

Description

The IMAP and LMTP components in Dovecot 2.3.9 before 2.3.9.3 mishandle snippet generation when many characters must be read to compute the snippet and a trailing > character exists. This causes a denial of service in which the recipient cannot read all of their messages.

Affected (3)

Dovecot
1 product
Dovecot
Fedoraproject
1 product
Fedora
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Dovecot
From 2.3.9 to 2.3.9.3
Configuration B
2 vulnerable
Vulnerable SoftwareAffected Versions
Fedoraproject
Fedora
Version 30
Fedora
Version 31

Related CWEs

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (10)

Source: cve@mitre.org
ExploitMailing ListThird Party Advisory
Source: cve@mitre.org
ExploitMailing ListVendor Advisory
Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Source: cve@mitre.org
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitMailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitMailing ListVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.