CVE-2024-49395: Mutt: neomutt: bcc email header field is indirectly leaked by cryptographic info block
First published: Mon Nov 11 2024(Updated: )
In mutt and neomutt, PGP encryption does not use the --hidden-recipient mode which may leak the Bcc email header field by inferring from the recipients info.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mutt Mutt | ||
| NeoMutt | ||
| Red Hat Enterprise Linux | =8.0 | |
| Red Hat Enterprise Linux | =9.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-49395?
CVE-2024-49395 is classified as a moderate severity vulnerability due to the potential leakage of sensitive recipient information.
How do I fix CVE-2024-49395?
To mitigate CVE-2024-49395, ensure you are using a version of Mutt or NeoMutt that properly implements the --hidden-recipient mode for PGP encryption.
Which versions of Mutt and NeoMutt are affected by CVE-2024-49395?
CVE-2024-49395 affects all versions of Mutt and NeoMutt that do not use the --hidden-recipient mode for PGP encryption.
Is Red Hat Enterprise Linux affected by CVE-2024-49395?
Yes, Red Hat Enterprise Linux 8.0 and 9.0 are affected by CVE-2024-49395 if they use the vulnerable versions of Mutt or NeoMutt.
What impact does CVE-2024-49395 have on email confidentiality?
CVE-2024-49395 can compromise email confidentiality by leaking Bcc recipient information through the email headers.
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- version/red hat enterprise linux/8.0
- version/red hat enterprise linux/9.0