CVE-2020-28896
First published: Mon Nov 23 2020(Updated: )
Last updated 16 January 2025
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/mutt | 2.0.5-4.1+deb11u3 2.2.12-0.1~deb12u1 2.2.9-1+deb12u1 2.2.13-1 | |
| debian/neomutt | 20201127+dfsg.1-1.2 20220429+dfsg1-4.1 20250113+dfsg-1 | |
| Mutt | <2.0.2 | |
| NeoMutt | <2020-11-20 | |
| Debian | =9.0 |
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Reference Links
- https://github.com/neomutt/neomutt/commit/9c36717a3e2af1f2c1b7242035455ec8112b4b06
- https://github.com/neomutt/neomutt/releases/tag/20201120
- https://gitlab.com/muttmua/mutt/-/commit/04b06aaa3e0cc0022b9b01dbca2863756ebbf59a
- https://gitlab.com/muttmua/mutt/-/commit/d92689088dfe80a290ec836e292376e2d9984f8f
- https://lists.debian.org/debian-lts-announce/2020/11/msg00048.html
- https://security.gentoo.org/glsa/202101-32
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28896
- https://nvd.nist.gov/vuln/detail/CVE-2020-28896
- https://launchpad.net/bugs/cve/CVE-2020-28896
- https://security-tracker.debian.org/tracker/CVE-2020-28896
- https://ubuntu.com/security/CVE-2020-28896
Frequently Asked Questions
What is CVE-2020-28896?
CVE-2020-28896 is a vulnerability in Mutt and NeoMutt that allowed an IMAP server's initial server response to be processed even if $ssl_force_tls was invalid, potentially allowing authentication credentials to be exposed.
How severe is CVE-2020-28896?
CVE-2020-28896 has a severity score of 5.3, which is considered medium.
Which software versions are affected by CVE-2020-28896?
Mutt versions before 2.0.2 and NeoMutt versions before 2020-11-20 are affected by CVE-2020-28896.
How can I fix CVE-2020-28896?
To fix CVE-2020-28896, you should update to Mutt 2.0.2 or later versions, or NeoMutt 2020-11-20 or later versions.
What are the references for CVE-2020-28896?
The references for CVE-2020-28896 are: [Reference 1](https://github.com/neomutt/neomutt/commit/9c36717a3e2af1f2c1b7242035455ec8112b4b06), [Reference 2](https://github.com/neomutt/neomutt/releases/tag/20201120), [Reference 3](https://gitlab.com/muttmua/mutt/-/commit/04b06aaa3e0cc0022b9b01dbca2863756ebbf59a).
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