CVE-2024-49393 Mutt: neomutt: to and cc email header fields are not protected by cryptographic signing
Attackers can modify To and Cc headers in signed emails to add themselves as recipients, compromising message confidentiality in Mutt and NeoMutt clients.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-49393?
CVE-2024-49393 is a medium-severity vulnerability in Redhat Enterprise Linux, published on 12 Nov 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
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.
Weakness: CWE-347
Which versions are affected by CVE-2024-49393?
It affects 3 products.
Products include Mutt Mutt, Neomutt Neomutt, Redhat Enterprise Linux.
How do I fix CVE-2024-49393?
Apply the vendor's patch.
Is CVE-2024-49393 being exploited?
There is no known exploitation of CVE-2024-49393 in the wild and no public exploit code.
Other vulnerabilities in Redhat Enterprise Linux
Sources
Also known as DEBIAN-CVE-2024-49393, GHSA-hchw-xwhf-3qvm, UBUNTU-CVE-2024-49393.