| Name | CVE-2021-39272 |
| Description | Fetchmail before 6.4.22 fails to enforce STARTTLS session encryption in some circumstances, such as a certain situation with IMAP and PREAUTH. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 993163 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| fetchmail (PTS) | jessie | 6.3.26-1 | vulnerable |
| stretch | 6.3.26-3 | vulnerable |
| buster | 6.4.0~beta4-3+deb10u1 | vulnerable |
| bullseye | 6.4.16-4+deb11u1 | vulnerable |
| bookworm | 6.4.37-1 | fixed |
| sid, trixie | 6.4.39-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| fetchmail | source | (unstable) | 6.4.22-1 | | | 993163 |
Notes
[bullseye] - fetchmail <no-dsa> (Minor issue; safe recommendations exists, implicit TLS, "ssl" mode exist)
[buster] - fetchmail <no-dsa> (Minor issue; safe recommendations exists, implicit TLS, "ssl" mode exist)
[stretch] - fetchmail <no-dsa> (Minor issue; safe recommendations exists, implicit TLS, "ssl" mode exist)
https://www.fetchmail.info/fetchmail-SA-2021-02.txt
[jessie] - fetchmail <no-dsa> (Minor issue; can be fixed in configuration)