CVE-2024-25584 Other in OX Dovecot Pro

Medium 5.3 Published Updated

Dovecot incorrectly splits emails containing specific LF sequences during SMTP relay, allowing attackers to modify message structure.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-25584?

CVE-2024-25584 is a medium-severity vulnerability in Open-Xchange GmbH OX Dovecot Pro, published on 6 Sep 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Dovecot accepts dot LF DOT LF symbol as end of DATA command. RFC requires that it should always be CR LF DOT CR LF. This causes Dovecot to convert single mail with LF DOT LF in middle, into two emails when relaying to SMTP. Dovecot will split mail with LF DOT LF into two mails. Upgrade to latest released version. No publicly available exploits are known.

Weakness: CWE-345

Which versions are affected by CVE-2024-25584?

How do I fix CVE-2024-25584?

No fix has been published for CVE-2024-25584 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-25584 being exploited?

There is no known exploitation of CVE-2024-25584 in the wild and no public exploit code.

Sources

Also known as AZL-69869, AZL-69910, GHSA-fx63-vgj4-88r8.

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