CVE Vulnerability

CVE-2021-26911

core/imap/MCIMAPSession.cpp in Canary Mail before 3.22 has Missing SSL Certificate Validation for IMAP in STARTTLS mode.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.4 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.openwall.com/lists/oss-security/2021/02/17/3 Mailing List Patch
https://apps.apple.com/us/app/canary-mail/id1236045954 Product Third Party Advisory
https://github.com/canarymail/mailcore2/commit/45acb4efbcaa57a20ac5127dc976538671fce018 Patch Third Party Advisory
https://census-labs.com/news/category/advisories/ Third Party Advisory
https://census-labs.com/news/2021/02/17/canary-mail-app-missing-certificate-validation-check-on-imap-starttls/ Exploit Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/02/17/3 Mailing List Patch
Configurations

Configuration 1

cpe:2.3:a:canarymail:canary_mail:3.20:*:*:*:*:iphone_os:*:*
cpe:2.3:a:canarymail:canary_mail:3.21:*:*:*:*:iphone_os:*:*
cpe:2.3:a:libmailcore:mailcore2:0.6.4:*:*:*:*:*:*:*
Information

Published : 2021-02-17 09:15

Updated : 2021-02-24 08:07

NVD link : CVE-2021-26911

Mitre link : CVE-2021-26911

Products Affected
No products.
CWE
CWE-295

Improper Certificate Validation