Debian: DSA-4611-1: opensmtpd security update
Debian: DSA-4611-1: opensmtpd security update
Qualys discovered that the OpenSMTPD SMTP server performed insufficient validation of email addresses which could result in the execution of arbitrary commands as root. In addition this update fixes a denial of service by triggering an opportunistic TLS downgrade.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - ------------------------------------------------------------------------- Debian Security Advisory DSA-4611-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Moritz Muehlenhoff January 29, 2020 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : opensmtpd CVE ID : CVE-2020-7247 Debian Bug : 950121 Qualys discovered that the OpenSMTPD SMTP server performed insufficient validation of email addresses which could result in the execution of arbitrary commands as root. In addition this update fixes a denial of service by triggering an opportunistic TLS downgrade. For the oldstable distribution (stretch), these problems have been fixed in version 6.0.2p1-2+deb9u2. For the stable distribution (buster), these problems have been fixed in version 6.0.3p1-5+deb10u3. This update also includes non-security bugfixes which were already lined up for the Buster 10.3 point release. We recommend that you upgrade your opensmtpd packages. For the detailed security status of opensmtpd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/opensmtpd Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.