OpenSMTPD Out-Of-Bounds Read / Local Privilege Escalation Exploit

This Metasploit module exploits an out-of-bounds read of an attacker-controlled string in OpenSMTPD's MTA implementation to execute a command as the root or nobody user, depending on the kind of grammar OpenSMTPD uses. This module requires Metasploit: https://metasploit.com/download Current sourc...

Fedora 31 : opensmtpd (2020-283dc7f094)

Release 6.6.4p1 2020-02-24 --- - 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. Release 6.6.3p1...

Fedora 30 : opensmtpd (2020-31216ab928)

Release 6.6.4p1 2020-02-24 --- - 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. Release 6.6.3p1...

Ubuntu 18.04 LTS : OpenSMTPD vulnerabilities (USN-4294-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4294-1 advisory. It was discovered that OpenSMTPD mishandled certain input. A remote, unauthenticated attacker could use this vulnerability to execute arbitrary shell...

Fedora: Security Advisory for opensmtpd (FEDORA-2020-283dc7f094)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

OpenSMTPD Out-Of-Bounds Read / Local Privilege Escalation

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'OpenSMTPD OOB Read Local Privilege Escalation', 'Description' = %q This module exploits an out-of-bounds read of an attacker-controlled string in...

[SECURITY] Fedora 31 Update: opensmtpd-6.6.4p1-1.fc31

OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defi ned by RFC 5321, with some additional standard extensions. It allows ordinary machines to exchange e-mails with other systems speaking the SMTP protocol. Started out of dissatisfaction with other implementations, OpenSMTP...

Fedora: Security Advisory for opensmtpd (FEDORA-2020-31216ab928)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] Fedora 30 Update: opensmtpd-6.6.4p1-1.fc30

OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defi ned by RFC 5321, with some additional standard extensions. It allows ordinary machines to exchange e-mails with other systems speaking the SMTP protocol. Started out of dissatisfaction with other implementations, OpenSMTP...

Ubuntu: Security Advisory (USN-4294-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-4294-1 OpenSMTPD vulnerabilities

It was discovered that OpenSMTPD mishandled certain input. A remote, unauthenticated attacker could use this vulnerability to execute arbitrary shell commands as any non-root user. CVE-2020-8794 It was discovered that OpenSMTPD did not properly handle hardlinks under certain conditions. An...

USN-4294-1: OpenSMTPD vulnerabilities

It was discovered that OpenSMTPD mishandled certain input. A remote, unauthenticated attacker could use this vulnerability to execute arbitrary shell commands as any non-root user. CVE-2020-8794 It was discovered that OpenSMTPD did not properly handle hardlinks under certain conditions. An...

[ASA-202002-13] opensmtpd: arbitrary command execution

Arch Linux Security Advisory ASA-202002-13 ========================================== Severity: Critical Date : 2020-02-29 CVE-ID : CVE-2020-8794 Package : opensmtpd Type : arbitrary command execution Remote : Yes Link : https://security.archlinux.org/AVG-1105 Summary ======= The package opensmtp...

Debian: Security Advisory (DSA-4634-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

OpenSMTPD Local Information Disclosure Vulnerability

OpenSMTPD is a free server-side implementation of the SMTP protocol , and provides some additional standard extensions . OpenSMTPD suffers from a local information disclosure vulnerability. A local attacker can exploit the vulnerability to read arbitrary files...

Command Execution Vulnerability Exists in OpenSMTPD's

OpenSMTPD is a free implementation of the server-side SMTP protocol , and provides some additional standard extensions . OpenSMTPD's suffers from a command execution vulnerability. An attacker can execute arbitrary shell commands on a vulnerable OpenSMTPD installation...

Debian DSA-4634-1 : opensmtpd - security update

Qualys discovered that the OpenSMTPD SMTP server performed insufficient validation of SMTP commands, which could result in local privilege escalation or the execution of arbitrary code. C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from...

[SECURITY] [DSA 4634-1] opensmtpd security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4634-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff February 26, 2020 https://www.debian.org/security/faq -...

DSA-4634-1 opensmtpd - security update

Bulletin has no description...

OpenSMTPD 6.6.3 - Arbitrary File Read

Title: OpenSMTPD 6.6.3 - Arbitrary File Read Date: 2020-02-20 Author: qualys Vendor: https://www.opensmtpd.org/ CVE: 2020-8793 / Local information disclosure in OpenSMTPD CVE-2020-8793 Copyright C 2020 Qualys, Inc. This program is free software: you can redistribute it and/or modify it under the...