In s/qmail through 4.0.07, an active MitM can inject arbitrary plaintext commands into a STARTTLS encrypted session between an SMTP client and s/qmail. This allows e-mail messages and user credentials to be sent to the MitM attacker.
References
Link Resource
https://nostarttls.secvuln.info/ Technical Description Third Party Advisory
https://www.fehcom.de/sqmail/sqmail.html Patch Release Notes Vendor Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2021-08-17T17:12:09

Updated: 2021-08-17T17:12:09

Reserved: 2020-07-27T00:00:00


Link: CVE-2020-15955

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2021-08-17T18:15:06.990

Modified: 2021-08-31T15:49:11.580


Link: CVE-2020-15955

JSON object: View

cve-icon Redhat Information

No data.

CWE