Canary mail for mac#

While testing Canary Mail with the IMAP STARTTLS setting, CENSUS found that the iOS and MacOS versions of the software would happily connect to a fake IMAP service introduced by a man-in-the-middle attacker, as they performed no certificate validation. A patch for the library is publicly available, however this has not been incorporated yet into an official library release.ĬENSUS performed a functional security test to a number of mail clients, looking for possible vulnerabilities related to man-in-the-middle attacks. The same vulnerability also affects other software that are based on the MailCore2 library (including version 0.6.4). The best Android alternative is K-9 Mail, which is both free and Open Source.If that doesnt suit you, our users have ranked more than 50 alternatives to Canary Mail and 12 are available for Android so hopefully you can find a suitable replacement. Get secure email encryption for Gmail, Office 365, iCloud & Yahoo w.

Canary mail for mac#

CENSUS strongly recommends to iOS and MacOS users of the Canary Mail software to update to version 3.22, as this version carries a fix for the aforementioned vulnerability. There are many alternatives to Canary Mail for Android if you are looking for a replacement. The best email client for Mac & the best email app for iPhone & iPad. This vulnerability allows man-in-the-middle attackers to collect a victim user's email credentials (while these are communicated to the IMAP service), to access email messages and perform other IMAP actions to the victim account, but also to modify email messages while in-transit to Canary Mail. Improper Certificate Validation ( CWE-295)ĬENSUS identified that the Canary Mail software in versions 3.20 and 3.21 (and possibly previous versions) is missing a certificate validation check when performing an IMAP connection configured with STARTTLS. Canary Mail and MailCore2 library missing certificate validation check on IMAP STARTTLS CENSUS ID:Ĭanary Mail for iOS and MacOS versions 3.20 and 3.21, MailCore2 library version 0.6.4