VULNERABILITY INTELLIGENCE
CVE-2020-15917
CVSS score9.8 CRITICAL
EPSS probability2.61%
CISA KEVNot currently listed
Published2020-07-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
common/session.c in Claws Mail before 3.17.6 has a protocol violation because suffix data after STARTTLS is mishandled.
Primary references
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Broken Link, Mailing List, Third Party Advisory
- cve@mitre.org — Broken Link, Mailing List, Third Party Advisory
- cve@mitre.org — Broken Link, Mailing List, Third Party Advisory
- cve@mitre.org — Broken Link, Mailing List, Third Party Advisory
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Mailing List, Third Party Advisory