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Status published
High
CVE-2025-59032
ManageSieve AUTHENTICATE command crashes when using literal as SASL initial...
Vulnerability Description
ManageSieve AUTHENTICATE command crashes when using literal as SASL initial response. This can be used to crash ManageSieve service repeatedly, making it unavailable for other users. Control access to ManageSieve port, or disable the service if it's not needed. Alternatively upgrade to a fixed version. No publicly available exploits are known.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
Open-Xchange GmbH
View all reports →Affected Software
OX Dovecot Pro
Vulnerable Versions:
0
Timeline
Official Publish:
March 27th, 2026
Last Modified:
July 15th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H