Priority MEDIUM 49
The SMTP server in Postfix before 2.5.13, 2.6.x before 2.6.10, 2.7.x before 2.7.4, and 2.8.x before 2.8.3, when certain Cyrus SASL authentication methods are enabled, does not create a new server handle after client auth…
CVSS 2.0MEDIUM 6.8· Network · No auth · Interaction — · EPSS 0.21481 · Published 2011-05-13 · Fixed CWE-119
Priority MEDIUM 47
The STARTTLS implementation in Postfix 2.4.x before 2.4.16, 2.5.x before 2.5.12, 2.6.x before 2.6.9, and 2.7.x before 2.7.3 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert com…
CVSS 2.0MEDIUM 6.8· Network · No auth · Interaction — · EPSS 0.16334 · Published 2011-03-16 · Fixed CWE-264
Priority LOW 35
Postfix through 3.8.5 allows SMTP smuggling unless configured with smtpd_data_restrictions=reject_unauth_pipelining and smtpd_discard_ehlo_keywords=chunking (or certain other options that exist in recent versions).
CVSS 3.1MEDIUM 5.3· Network · No auth · No interaction · EPSS 0.02635 · Published 2023-12-24 · Partial fix CWE-345
Priority LOW 35
Postfix before 2.11.10, 3.0.x before 3.0.10, 3.1.x before 3.1.6, and 3.2.x before 3.2.2 might allow local users to gain privileges by leveraging undocumented functionality in Berkeley DB 2.x and later, related to reading…
CVSS 3.0HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00547 · Published 2018-04-16 · Partial fix
Priority LOW 33
Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00511 · Published 2026-05-04 · Partial fix · 3.8.16, 3.9.10 +1 CWE-193
Priority LOW 32
Multiple SQL injection vulnerabilities in Postfix Admin (aka postfixadmin) before 2.3.5 allow remote authenticated users to execute arbitrary SQL commands via (1) the pw parameter to the pacrypt function, when mysql_encr…
CVSS 2.0MEDIUM 6.5· Network · Low privileges · Interaction — · EPSS 0.01683 · Published 2014-10-01 · No fix listed CWE-89
Priority LOW 31
The postfix.postinst script in the Debian GNU/Linux and Ubuntu postfix 2.5.5 package grants the postfix user write access to /var/spool/postfix/pid, which might allow local users to conduct symlink attacks that overwrite…
CVSS 2.0MEDIUM 6.9· Local · No auth · Interaction — · EPSS 0.00495 · Published 2009-09-21 · No fix listed CWE-59
Priority LOW 31
postfix_groups.pl in Postfix 2.5.2 allows local users to overwrite arbitrary files via a symlink attack on the (1) /tmp/postfix_groups.stdout, (2) /tmp/postfix_groups.stderr, and (3) /tmp/postfix_groups.message temporary…
CVSS 2.0MEDIUM 6.9· Local · No auth · Interaction — · EPSS 0.00374 · Published 2008-11-06 · No fix listed CWE-59
Priority LOW 30
Postfix before 2.3.15, 2.4 before 2.4.8, 2.5 before 2.5.4, and 2.6 before 2.6-20080814, when the operating system supports hard links to symlinks, allows local users to append e-mail messages to a file to which a root-ow…
CVSS 2.0MEDIUM 6.2· Local · No auth · Interaction — · EPSS 0.00993 · Published 2008-08-18 · Fixed CWE-264
Priority LOW 26
A certain Postfix 2.10.1-7 package could allow an attacker to send an email from an arbitrary-looking sender via a homoglyph attack, as demonstrated by the similarity of \xce\xbf to the 'o' character.
CVSS 3.1MEDIUM 5.3· Network · No auth · No interaction · EPSS 0.00935 · Published 2020-04-24 · No fix listed
Priority LOW 12
Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a d…
CVSS 2.0LOW 2.1· Local · No auth · Interaction — · EPSS 0.00701 · Published 2008-09-12 · No fix listed CWE-20
Priority LOW 10
Postfix 2.5 before 2.5.4 and 2.6 before 2.6-20080814 delivers to a mailbox file even when this file is not owned by the recipient, which allows local users to read e-mail messages by creating a mailbox file corresponding…
CVSS 2.0LOW 1.9· Local · No auth · Interaction — · EPSS 0.00357 · Published 2008-08-18 · Fixed CWE-200