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.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
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DLA-3052-1 | cyrus-imapd security update |
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EUVD-2021-20268 | 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. |
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USN-7224-1 | Cyrus IMAP Server vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.

Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-03T23:50:43.083Z
Reserved: 2021-05-26T00:00:00
Link: CVE-2021-33582

No data.

Status : Modified
Published: 2021-09-01T06:15:06.387
Modified: 2024-11-21T06:09:08.403
Link: CVE-2021-33582


No data.