SUSE CVE-2015-7687

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service crash or execute arbitrary code via vectors involving reqcavrfysmtp and reqcavrfymta...

SUSE CVE-2020-7247

smtpmailaddr in smtpsession.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...

SUSE CVE-2020-35679

smtpd/table.c in OpenSMTPD before 6.8.0p1 lacks a certain regfree, which might allow attackers to trigger a "very significant" memory leak via messages to an instance that performs many regex lookups...

SUSE CVE-2020-35680

smtpd/lkafilter.c in OpenSMTPD before 6.8.0p1, in certain configurations, allows remote attackers to cause a denial of service NULL pointer dereference and daemon crash via a crafted pattern of client activity, because the filter state machine does not properly maintain the I/O channel between th...

Ubuntu: Security Advisory (USN-4875-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...

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...

VulnCheck KEV: CVE-2020-7247

smtpmailaddr in smtpsession.c in OpenSMTPD, as used in OpenBSD and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session...

OpenSMTPD Remote Code Execution Vulnerability

smtpmailaddr in smtpsession.c in OpenSMTPD, as used in OpenBSD and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session...

Exploit for Improper Handling of Exceptional Conditions in Openbsd Opensmtpd

CVE 2020-7247 PoC exploit for Op...

GLSA-202105-12 : OpenSMTPD: Multiple vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202105-12 OpenSMTPD: Multiple vulnerabilities Multiple vulnerabilities have been discovered in OpenSMTPD. Please review the CVE identifiers referenced below for details. Impact : A remote attacker, by connecting to the SMTP listen...

OpenSMTPD: Multiple vulnerabilities

Background OpenSMTPD is a lightweight but featured SMTP daemon from OpenBSD. Description Multiple vulnerabilities have been discovered in OpenSMTPD. Please review the CVE identifiers referenced below for details. Impact A remote attacker, by connecting to the SMTP listener daemon, could possibly...

OpenBSD OpenSMTPD 6.6 Remote Code Execution Exploit

smtpmailaddr in smtpsession.c in OpenSMTPD version 6.6, as used in OpenBSD version 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...

OpenBSD OpenSMTPD 6.6 Remote Code Execution

Exploit Title: OpenBSD OpenSMTPD Remote Code Execution Vulnerability Date: 05/04/2021 Exploit Author: Tobias Marcotto Tested on: Kali Linux x64 Version: 6.6 Description: smtpmailaddr in smtpsession.c in OpenSMTPD 6.6, as used in OpenBSD 6.6 and other products, allows remote attackers to execute...

USN-4875-1: OpenSMTPD vulnerabilities

It was discovered that OpenSMTPD incorrectly verified the sender's or receiver's e-mail addresses under certain conditions. An attacker could possibly use this vulnerability to execute arbitrary commands as root. CVE-2020-7247 It was discovered that OpenSMTPD did not properly handle hardlinks und...

Exploit for Improper Handling of Exceptional Conditions in Openbsd Opensmtpd

CVE-2020-7247-exploit OpenSMTPD 6.4.0 -...

Fedora 33 : opensmtpd (2021-848fd34b0b)

The remote Fedora 33 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2021-848fd34b0b advisory. - smtpd/table.c in OpenSMTPD before 6.8.0p1 lacks a certain regfree, which might allow attackers to trigger a very significant memory leak via...

Fedora 32 : opensmtpd (2021-71fbdecdf8)

The remote Fedora 32 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2021-71fbdecdf8 advisory. - smtpd/table.c in OpenSMTPD before 6.8.0p1 lacks a certain regfree, which might allow attackers to trigger a very significant memory leak via...

Fedora: Security Advisory for opensmtpd (FEDORA-2021-71fbdecdf8)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Fedora: Security Advisory for opensmtpd (FEDORA-2021-848fd34b0b)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...

[SECURITY] Fedora 33 Update: opensmtpd-6.8.0p2-1.fc33

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...