CVE-2020-7046

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Summary

CVECVE-2020-7046
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-02-12 17:15:00 UTC
Updated2023-11-07 03:25:00 UTC
Descriptionlib-smtp in submission-login and lmtp in Dovecot 2.3.9 before 2.3.9.3 mishandles truncated UTF-8 data in command parameters, as demonstrated by the unauthenticated triggering of a submission-login infinite loop.

Risk And Classification

Problem Types: CWE-835

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Dovecot Dovecot All All All All
Application Dovecot Dovecot All All All All
Operating System Fedoraproject Fedora 30 All All All
Operating System Fedoraproject Fedora 31 All All All

References

ReferenceSourceLinkTags
[Dovecot-news] CVE-2020-7046: Truncated UTF-8 can be used to DoS submission-login and lmtp processes CONFIRM dovecot.org Mailing List, Vendor Advisory
[SECURITY] Fedora 30 Update: dovecot-2.3.9.3-1.fc30 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[SECURITY] Fedora 30 Update: dovecot-2.3.9.3-1.fc30 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
oss-security - CVE-2020-7046: Dovecot: Truncated UTF-8 can be used to DoS submission-login and lmtp processes CONFIRM www.openwall.com Mailing List, Third Party Advisory
[SECURITY] Fedora 31 Update: dovecot-2.3.9.3-1.fc31 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[SECURITY] Fedora 31 Update: dovecot-2.3.9.3-1.fc31 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
Dovecot | Security MISC dovecot.org Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500167 Alpine Linux Security Update for dovecot
  • 503900 Alpine Linux Security Update for dovecot
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