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aiosmtpd STARTTLS unencrypted commands injection

Moderate severity GitHub Reviewed Published May 18, 2024 in aio-libs/aiosmtpd • Updated May 20, 2024

Package

pip aiosmtpd (pip)

Affected versions

< 1.4.6

Patched versions

1.4.6

Description

Summary

Servers based on aiosmtpd accept extra unencrypted commands after STARTTLS, treating them as if they came from inside the encrypted connection. This could be exploited by a MitM attack.

References

References

@Dreamsorcerer Dreamsorcerer published to aio-libs/aiosmtpd May 18, 2024
Published by the National Vulnerability Database May 18, 2024
Published to the GitHub Advisory Database May 20, 2024
Reviewed May 20, 2024
Last updated May 20, 2024

Severity

Moderate
5.4
/ 10

CVSS base metrics

Attack vector
Adjacent
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses

CVE ID

CVE-2024-34083

GHSA ID

GHSA-wgjv-9j3q-jhg8

Source code

Credits

Checking history
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