257 matches found
Remote code execution
OpenSMTPD before 6.6.4 allows remote code execution because of an out-of-bounds read in mtaio in mtasession.c for multi-line replies. Although this vulnerability affects the client side of OpenSMTPD, it is possible to attack a server because the server code launches the client code during bounce...
CVE-2020-8794
OpenSMTPD before 6.6.4 allows remote code execution because of an out-of-bounds read in mtaio in mtasession.c for multi-line replies. Although this vulnerability affects the client side of OpenSMTPD, it is possible to attack a server because the server code launches the client code during bounce...
CVE-2020-8794
OpenSMTPD before 6.6.4 allows remote code execution because of an out-of-bounds read in mtaio in mtasession.c for multi-line replies. Although this vulnerability affects the client side of OpenSMTPD, it is possible to attack a server because the server code launches the client code during bounce...
UBUNTU-CVE-2020-8793
OpenSMTPD before 6.6.4 allows local users to read arbitrary files e.g., on some Linux distributions because of a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c...
CVE-2020-8793
OpenSMTPD before 6.6.4 allows local users to read arbitrary files e.g., on some Linux distributions because of a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c...
CVE-2020-8794
OpenSMTPD before 6.6.4 allows remote code execution because of an out-of-bounds read in mtaio in mtasession.c for multi-line replies. Although this vulnerability affects the client side of OpenSMTPD, it is possible to attack a server because the server code launches the client code during bounce...
CVE-2020-8794
OpenSMTPD before 6.6.4 allows remote code execution because of an out-of-bounds read in mtaio in mtasession.c for multi-line replies. Although this vulnerability affects the client side of OpenSMTPD, it is possible to attack a server because the server code launches the client code during bounce...
CVE-2020-8794
OpenSMTPD (vulnerable in 6.6.3p1 and earlier; fixed in 6.6.4p1/6.6.4) is affected by an out-of-bounds read in mta_io/mta_session.c when handling multi-line replies, enabling remote code execution. The issue primarily arises in the client-side code but can be triggered through server bounce handli...
CVE-2020-8794
OpenSMTPD before 6.6.4 allows remote code execution because of an out-of-bounds read in mtaio in mtasession.c for multi-line replies. Although this vulnerability affects the client side of OpenSMTPD, it is possible to attack a server because the server code launches the client code during bounce...
CVE-2020-8793
OpenSMTPD before 6.6.4 allows local users to read arbitrary files e.g., on some Linux distributions because of a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c...
CVE-2020-8793
OpenSMTPD is affected by CVE-2020-8793. OpenSMTPD versions before 6.6.4 allow local attackers to read arbitrary files due to a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c. The vulnerability enables local information disclosure w...
CVE-2020-8793
OpenSMTPD before 6.6.4 allows local users to read arbitrary files e.g., on some Linux distributions because of a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c...
New OpenSMTPD RCE Flaw Affects Linux and OpenBSD Email Servers
OpenSMTPD has been found vulnerable to yet another critical vulnerability that could allow remote attackers to take complete control over email servers running BSD or Linux operating systems. OpenSMTPD, also known as OpenBSD SMTP Server, is an open-source implementation of the Simple Mail Transfe...
OpenSMTPD Releases Version 6.6.4p1 to Address a Critical Vulnerability
OpenSMTPD has released version 6.6.4p1 to address a critical vulnerability. A remote attacker could exploit this vulnerability to take control of an affected server. OpenSMTPD is an open-source server-side implementation of the Simple Mail Transfer Protocol SMTP that is part of the OpenBSD Projec...
FreeBSD : OpenSMTPd -- Local information disclosure (76f1ce19-5749-11ea-bff8-c85b76ce9b5a)
Qualys reports : We discovered a minor vulnerability in OpenSMTPD, OpenBSD's mail server : an unprivileged local attacker can read the first line of an arbitrary file for example, root's password hash in /etc/master.passwd or the entire contents of another user's file if this file and...
OpenSMTPD Out-Of-Bounds Read
Qualys Security Advisory LPE and RCE in OpenSMTPD's default install CVE-2020-8794 ============================================================================== Contents ============================================================================== Summary Analysis ... Acknowledgments...
FreeBSD : OpenSMTPd -- LPE and RCE in OpenSMTPD's default install (f0683976-5779-11ea-8a77-1c872ccb1e42)
OpenSMTPD developers reports : An out of bounds read in smtpd allows an attacker to inject arbitrary commands into the envelope file which are then executed as root. Separately, missing privilege revocation in smtpctl allows arbitrary commands to be run with the smtpq group. An unprivileged local...
FreeBSD : OpenSMTPd -- LPE and RCE in OpenSMTPD's default install (40c75597-574a-11ea-bff8-c85b76ce9b5a)
Qualys reports : . C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from the FreeBSD VuXML database : Copyright 2003-2020 Jacques Vidrine and contributors Redistribution and use in source VuXML and 'compiled' forms SGML, HTML, PDF, PostScript,...
PT-2020-5157 · Openbsd +1 · Opensmtpd +1
Name of the Vulnerable Software and Affected Versions: OpenSMTPD versions prior to 6.6.4 Description: The issue is related to an out-of-bounds read in the mta io function in mta session.c for multi-line replies, which can allow remote code execution. Although this affects the client side of...
