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Status published
Medium
CVE-2021-39272
Fetchmail before 6.4.22 fails to enforce STARTTLS session encryption in...
Vulnerability Description
Fetchmail before 6.4.22 fails to enforce STARTTLS session encryption in some circumstances, such as a certain situation with IMAP and PREAUTH.
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
- https://www.fetchmail.info/security.html
- https://nostarttls.secvuln.info/
- http://www.openwall.com/lists/oss-security/2021/08/27/3
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3XJ6XLEJCEZCAM5LGGD6XBCC522QLG4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZYCYLL73NP7ALJWSDICIVSA47ZIXWSSA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXMKSEHAQSEDCWZMAOJEGX3P3JW6QY6H/
- https://security.gentoo.org/glsa/202209-14
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Affected Vendor
fetchmail
View all reports →Affected Software
fetchmail, fedora
Vulnerable Versions:
0, 33, 34, 35
Timeline
Official Publish:
August 30th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.