CVE-2020-28200
MEDIUMDovecot < 2.3.15 - Uncontrolled Resource Consumption in Sieve Engine
Title source: llmDescription
The Sieve engine in Dovecot before 2.3.15 allows Uncontrolled Resource Consumption, as demonstrated by a situation with a complex regular expression for the regex extension.
References (4)
Core 4
Core References
Vendor Advisory x_refsource_misc
https://dovecot.org/security
Mailing List, Third Party Advisory x_refsource_confirm
https://www.openwall.com/lists/oss-security/2021/06/28/3
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JB2VTJ3G2ILYWH5Y2FTY2PUHT2MD6VMI/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TK424DWFO2TKJYXZ2H3XL633TYJL4GQN/
Scores
CVSS v3
4.3
EPSS
0.0197
EPSS Percentile
77.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Details
CWE
CWE-770
Status
published
Products (3)
dovecot/dovecot
< 2.3.15
fedoraproject/fedora
33
fedoraproject/fedora
34
Published
Jun 28, 2021
Tracked Since
Feb 18, 2026