CVE-2020-14954
published 2020-06-21CVE-2020-14954: Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a "begin TLS" response…
PriorityP432medium5.9CVSS 3.1
AVNACHPRNUINSUCNIHAN
EPSS
2.29%
81.3th percentile
Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a "begin TLS" response, the client reads additional data (e.g., from a man-in-the-middle attacker) and evaluates it in a TLS context, aka "response injection."
Affected
31 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | mutt | < mutt 1.14.4-1 (bookworm) | mutt 1.14.4-1 (bookworm) |
| debian | neomutt | < mutt 1.14.4-1 (bookworm) | mutt 1.14.4-1 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| mutt | mutt | < 1.14.4 | 1.14.4 |
| mutt | mutt | >= 0 < 1.14.4-1 | 1.14.4-1 |
| mutt | mutt | >= 0 < 1.14.4-1 | 1.14.4-1 |
| mutt | mutt | >= 0 < 1.14.4-1 | 1.14.4-1 |
| mutt | mutt | >= 0 < 1.14.4-1 | 1.14.4-1 |
| mutt | mutt | >= 0 < 1.5.24-1ubuntu0.4 | 1.5.24-1ubuntu0.4 |
| mutt | mutt | >= 0 < 1.9.4-3ubuntu0.3 | 1.9.4-3ubuntu0.3 |
| mutt | mutt | >= 0 < 1.13.2-1ubuntu0.2 | 1.13.2-1ubuntu0.2 |
| neomutt | neomutt | < 20200619 | 20200619 |
| neomutt | neomutt | >= 0 < 20200619+dfsg.1-1 | 20200619+dfsg.1-1 |
| neomutt | neomutt | >= 0 < 20200619+dfsg.1-1 | 20200619+dfsg.1-1 |
| neomutt | neomutt | >= 0 < 20200619+dfsg.1-1 | 20200619+dfsg.1-1 |
| neomutt | neomutt | >= 0 < 20200619+dfsg.1-1 | 20200619+dfsg.1-1 |
CVSS provenance
nvdv3.15.9MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
osv9.8CRITICAL
vendor_ubuntu9.8CRITICAL
vendor_debian5.9MEDIUM
vendor_redhat5.9MEDIUM
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OSV
neomutt vulnerabilities
osv·2025-01-15·CVSS 9.8
CVE-2018-14349 [CRITICAL] neomutt vulnerabilities
neomutt vulnerabilities
Jeriko One discovered that NeoMutt incorrectly handled certain IMAP
and POP3 responses. An attacker could possibly use this issue to
cause NeoMutt to crash, resulting in a denial of service, or
the execution of arbitrary code. This issue only affected
Ubuntu 18.04 LTS. (CVE-2018-14349, CVE-2018-14350, CVE-2018-14351,
CVE-2018-14352, CVE-2018-14353, CVE-2018-14354, CVE-2018-14355,
CVE-2018-14356, CVE-2018-14357, CVE-2018-14358, CVE-2018-14359,
CVE-2018-14362)
Jeriko One discovered that NeoMutt incorrectly handled certain
NNTP-related operations. An attacker could possibly use this issue
to cause NeoMutt to crash, resulting in denial of service, or
the execution of arbitrary code. This issue only affected
Ubuntu 18.04 LTS. (CVE-2018-14360, CVE-2018-14361, CVE-2018-1
GHSA
GHSA-fv44-9w74-ffg5: Mutt before 1
ghsa_unreviewed·2022-05-24
CVE-2020-14954 [MEDIUM] CWE-74 GHSA-fv44-9w74-ffg5: Mutt before 1
Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a "begin TLS" response, the client reads additional data (e.g., from a man-in-the-middle attacker) and evaluates it in a TLS context, aka "response injection."
OSV
mutt vulnerability and regression
osv·2020-06-24·CVSS 5.9
CVE-2020-14954 [MEDIUM] mutt vulnerability and regression
mutt vulnerability and regression
It was discovered that Mutt incorrectly handled certain requests.
An attacker could possibly use this issue to enable MITM attacks.
(CVE-2020-14954)
This update also address a regression caused in the last update USN-4401-1.
It only affected Ubuntu 12.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 19.10.
OSV
CVE-2020-14954: Mutt before 1
osv·2020-06-21·CVSS 5.9
CVE-2020-14954 [MEDIUM] CVE-2020-14954: Mutt before 1
Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a "begin TLS" response, the client reads additional data (e.g., from a man-in-the-middle attacker) and evaluates it in a TLS context, aka "response injection."
Ubuntu
NeoMutt vulnerabilities
vendor_ubuntu·2025-01-15·CVSS 9.8
CVE-2018-14361 [CRITICAL] NeoMutt vulnerabilities
Title: NeoMutt vulnerabilities
Summary: Several security issues were fixed in NeoMutt.
Jeriko One discovered that NeoMutt incorrectly handled certain IMAP
and POP3 responses. An attacker could possibly use this issue to
cause NeoMutt to crash, resulting in a denial of service, or
the execution of arbitrary code. This issue only affected
Ubuntu 18.04 LTS. (CVE-2018-14349, CVE-2018-14350, CVE-2018-14351,
CVE-2018-14352, CVE-2018-14353, CVE-2018-14354, CVE-2018-14355,
CVE-2018-14356, CVE-2018-14357, CVE-2018-14358, CVE-2018-14359,
CVE-2018-14362)
Jeriko One discovered that NeoMutt incorrectly handled certain
NNTP-related operations. An attacker could possibly use this issue
to cause NeoMutt to crash, resulting in denial of service, or
the execution of arbitrary code. This issue only affect
Ubuntu
Mutt vulnerability and regression
vendor_ubuntu·2020-06-24·CVSS 5.9
CVE-2020-14954 [MEDIUM] Mutt vulnerability and regression
Title: Mutt vulnerability and regression
Summary: Mutt could be made to enable MITM attacks if it received a specially crafted
request.
It was discovered that Mutt incorrectly handled certain requests.
An attacker could possibly use this issue to enable MITM attacks.
(CVE-2020-14954)
This update also address a regression caused in the last update USN-4401-1.
It only affected Ubuntu 12.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 19.10.
Instructions: After a standard system update you need to restart mutt to make
all the necessary changes.
Red Hat
mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP
vendor_redhat·2020-06-16·CVSS 5.9
CVE-2020-14954 [MEDIUM] CWE-77 mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP
mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP
Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a "begin TLS" response, the client reads additional data (e.g., from a man-in-the-middle attacker) and evaluates it in a TLS context, aka "response injection."
Package: mutt (Red Hat Enterprise Linux 5) - Out of support scope
Package: mutt (Red Hat Enterprise Linux 6) - Out of support scope
Package: mutt (Red Hat Enterprise Linux 7) - Will not fix
Package: mutt (Red Hat Enterprise Linux 8) - Will not fix
Debian
CVE-2020-14954: mutt - Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue...
vendor_debian·2020·CVSS 5.9
CVE-2020-14954 [MEDIUM] CVE-2020-14954: mutt - Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue...
Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a "begin TLS" response, the client reads additional data (e.g., from a man-in-the-middle attacker) and evaluates it in a TLS context, aka "response injection."
Scope: local
bookworm: resolved (fixed in 1.14.4-1)
bullseye: resolved (fixed in 1.14.4-1)
forky: resolved (fixed in 1.14.4-1)
sid: resolved (fixed in 1.14.4-1)
trixie: resolved (fixed in 1.14.4-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-14954 mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP
bugzilla·2020-06-23·CVSS 5.9
CVE-2020-14954 [MEDIUM] CVE-2020-14954 mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP
CVE-2020-14954 mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP
Mutt before 1.14.4 and NeoMutt before 2020-06-19 have a STARTTLS buffering issue that affects IMAP, SMTP, and POP3. When a server sends a "begin TLS" response, the client reads additional data (e.g., from a man-in-the-middle attacker) and evaluates it in a TLS context, aka "response injection."
Reference:
https://gitlab.com/muttmua/mutt/-/issues/248
Upstream commits:
https://gitlab.com/muttmua/mutt/-/commit/c547433cdf2e79191b15c6932c57f1472bfb5ff4
https://github.com/neomutt/neomutt/commit/fb013ec666759cb8a9e294347c7b4c1f597639cc
Discussion:
Created mutt tracking bugs for this issue:
Affects: fedora-all [bug 1850171]
---
This has been fixed in following versions. Can we close this bug?
---
In reply to comm
Bugzilla
CVE-2020-14954 mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP [fedora-all]
bugzilla·2020-06-23·CVSS 5.9
CVE-2020-14954 [MEDIUM] CVE-2020-14954 mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP [fedora-all]
CVE-2020-14954 mutt: response Injection via STARTTLS in SMTP, POP3 and IMAP [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple support
http://lists.mutt.org/pipermail/mutt-announce/Week-of-Mon-20200615/000023.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00064.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00070.htmlhttp://www.mutt.org/https://github.com/neomutt/neomutt/commit/fb013ec666759cb8a9e294347c7b4c1f597639cchttps://github.com/neomutt/neomutt/releases/tag/20200619https://gitlab.com/muttmua/mutt/-/commit/c547433cdf2e79191b15c6932c57f1472bfb5ff4https://gitlab.com/muttmua/mutt/-/issues/248https://lists.debian.org/debian-lts-announce/2020/06/msg00039.htmlhttps://lists.debian.org/debian-lts-announce/2020/06/msg00040.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EFMEILCBKMZRRZDMUGWLVN4PQQ4VTAZE/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3LXFVPTLK4PNHL6MPKJNJQJ25CH7GLQ/https://security.gentoo.org/glsa/202007-57https://usn.ubuntu.com/4403-1/https://www.debian.org/security/2020/dsa-4707https://www.debian.org/security/2020/dsa-4708http://lists.mutt.org/pipermail/mutt-announce/Week-of-Mon-20200615/000023.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00064.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-06/msg00070.htmlhttp://www.mutt.org/https://github.com/neomutt/neomutt/commit/fb013ec666759cb8a9e294347c7b4c1f597639cchttps://github.com/neomutt/neomutt/releases/tag/20200619https://gitlab.com/muttmua/mutt/-/commit/c547433cdf2e79191b15c6932c57f1472bfb5ff4https://gitlab.com/muttmua/mutt/-/issues/248https://lists.debian.org/debian-lts-announce/2020/06/msg00039.htmlhttps://lists.debian.org/debian-lts-announce/2020/06/msg00040.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EFMEILCBKMZRRZDMUGWLVN4PQQ4VTAZE/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3LXFVPTLK4PNHL6MPKJNJQJ25CH7GLQ/https://security.gentoo.org/glsa/202007-57https://usn.ubuntu.com/4403-1/https://www.debian.org/security/2020/dsa-4707https://www.debian.org/security/2020/dsa-4708
2020-06-21
Published