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osvGoogleOSV:CVE-2021-33582
HistorySep 01, 2021 - 6:15 a.m.

CVE-2021-33582

2021-09-0106:15:06
Google
osv.dev
6
cyrus imap
denial of service
vulnerability
fixed
versions

AI Score

7.3

Confidence

High

EPSS

0.005

Percentile

77.4%

Cyrus IMAP before 3.4.2 allows remote attackers to cause a denial of service (multiple-minute daemon hang) via input that is mishandled during hash-table interaction. Because there are many insertions into a single bucket, strcmp becomes slow. This is fixed in 3.4.2, 3.2.8, and 3.0.16.