| Name | CVE-2020-10957 |
| Description | In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4690-1 |
| Debian Bugs | 960963 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| dovecot (PTS) | buster | 1:2.3.4.1-5+deb10u6 | fixed |
| buster (security) | 1:2.3.4.1-5+deb10u7 | fixed |
| bullseye | 1:2.3.13+dfsg1-2+deb11u1 | fixed |
| bookworm | 1:2.3.19.1+dfsg1-2.1 | fixed |
| sid, trixie | 1:2.3.21+dfsg1-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
[stretch] - dovecot <not-affected> (Vulnerable code introduced in 2.3.0)
[jessie] - dovecot <not-affected> (Vulnerable code introduced in 2.3.0)
https://www.openwall.com/lists/oss-security/2020/05/18/1