Vulnerability · Published Nov 12, 2024 · Assigned by redhat
CVE-2024-49393Mutt: neomutt: to and cc email header fields are not protected by cryptographic signing
Medium 6.5
In plain English
A medium-severity security flaw in mutt. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.3%top 74.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In neomutt and mutt, the To and Cc email headers are not validated by cryptographic signing which allows an attacker that intercepts a message to change their value and include himself as a one of the recipients to compromise message confidentiality.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | mutt | no fix listed | DEBIAN-CVE-2024-49393 |
| Debian:13 | mutt | no fix listed | DEBIAN-CVE-2024-49393 |
| Debian:14 | mutt | no fix listed | DEBIAN-CVE-2024-49393 |
| Debian:12 | neomutt | no fix listed | DEBIAN-CVE-2024-49393 |
| Debian:13 | neomutt | 20241002+dfsg-1 | DEBIAN-CVE-2024-49393 |
| Debian:14 | neomutt | 20241002+dfsg-1 | DEBIAN-CVE-2024-49393 |
| Ubuntu:22.04:LTS | mutt | no fix listed | UBUNTU-CVE-2024-49393 |
| Ubuntu:24.04:LTS | mutt | no fix listed | UBUNTU-CVE-2024-49393 |
| Ubuntu:25.10 | mutt | no fix listed | UBUNTU-CVE-2024-49393 |
| Ubuntu:26.04:LTS | mutt | no fix listed | UBUNTU-CVE-2024-49393 |
| Ubuntu:26.10 | mutt | no fix listed | UBUNTU-CVE-2024-49393 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| mutt | see references | |
| Red Hat | Red Hat Enterprise Linux 10 | see references |
| Red Hat | Red Hat Enterprise Linux 7 | see references |
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 9 | see references |
Weakness: CWE-347 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
References
- https://access.redhat.com/security/cve/CVE-2024-49393 vdb-entry, x_refsource_REDHAT
- RHBZ#2325317 issue-tracking, x_refsource_REDHAT
- https://github.com/neomutt/neomutt/issues/4223
- https://github.com/neomutt/neomutt/pull/4221
- https://github.com/neomutt/neomutt/pull/4227