Acceptance of Extraneous Untrusted Data With Trusted Data in aiosmtpd - CVE-2024-34083
Published: June 10, 2024
Vulnerability identifier: #VU91603
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-34083
CWE-ID: CWE-349
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
aiosmtpd
aiosmtpd
Software vendor:
aio-libs
aio-libs
Description
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to aiosmtpd accept extra unencrypted commands after STARTTLS, treating them as if they came from inside the encrypted connection. A remote attacker can perform MitM attack.
Remediation
Install updates from vendor's website.