By the Year
In 2020 there have been 1 vulnerability in OpenBSD Opensmtpd with an average score of 9.8 out of ten. Last year Opensmtpd had 0 security vulnerabilities published. That is, 1 more vulnerability have already been reported in 2020 as compared to last year.
It may take a day or so for new Opensmtpd vulnerabilities to show up. Additionally vulnerabilities may be tagged under a different product or component name.
Latest OpenBSD Opensmtpd Security Vulnerabilities
smtp_mailaddr in smtp_session.c in OpenSMTPD 6.6, as used in OpenBSD 6.6 and other products,
9.8 - Critical
- January 29, 2020
smtp_mailaddr in smtp_session.c in OpenSMTPD 6.6, as used in OpenBSD 6.6 and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session, as demonstrated by shell metacharacters in a MAIL FROM field. This affects the "uncommented" default configuration. The issue exists because of an incorrect return value upon failure of input validation.
Unchecked Return Value