Vulnerability in Canarymail Canary Mail
CVE-2021-26911
core/imap/MCIMAPSession.cpp in Canary Mail before 3.22 has Missing SSL Certificate Validation for IMAP in STARTTLS mode.
Vulnerability class: Improper Certificate Validation
EPSS: 0.011 (62.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Canarymail Canary_mail — versions 3.20, 3.21
- Libmailcore Mailcore2 — versions 0.6.4
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Product, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Mailing List, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Patch, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-26911?
- CVE-2021-26911 is a high-severity vulnerability in Canarymail Canary Mail, classified under Improper Certificate Validation. CVSS score: 7.4/10. Published 2021-02-17.
- How severe is CVE-2021-26911?
- High severity. CVSS v3 base score is 7.4 out of 10.