Slackware: Security Advisory (SSA:2024-022-01)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

Ubuntu: Security Advisory (USN-6591-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

Amazon Linux 2 : postfix (ALAS-2024-2420)

The version of postfix installed on the remote host is prior to 2.10.1-6. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2024-2420 advisory. Postfix through 3.8.4 allows SMTP smuggling unless configured with smtpddatarestrictions=rejectunauthpipelining and...

[slackware-security] postfix

New postfix packages are available for Slackware 15.0 and -current to fix a security issue. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/postfix-3.6.14-i586-1slack15.0.txz: Upgraded. Security inbound SMTP smuggling: with "smtpdforbidbarenewline = normalize" default "no...

USN-6591-1 postfix vulnerability

Timo Longin discovered that Postfix incorrectly handled certain email line endings. A remote attacker could possibly use this issue to bypass an email authentication mechanism, allowing domain spoofing and potential spamming. Please note that certain configuration changes are required to address...

USN-6591-1: Postfix vulnerability

Timo Longin discovered that Postfix incorrectly handled certain email line endings. A remote attacker could possibly use this issue to bypass an email authentication mechanism, allowing domain spoofing and potential spamming. Please note that certain configuration changes are required to address...

Slackware Linux 15.0 / current postfix Vulnerability (SSA:2024-022-01)

The version of postfix installed on the remote host is prior to 3.6.14 / 3.8.5. It is, therefore, affected by a vulnerability as referenced in the SSA:2024-022-01 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number...

Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS / 22.04 LTS / 23.10 : Postfix vulnerability (USN-6591-1)

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS / 22.04 LTS / 23.10 host has packages installed that are affected by a vulnerability as referenced in the USN-6591-1 advisory. Timo Longin discovered that Postfix incorrectly handled certain email line endings. A remote attacker could possibly u...

Important: postfix

Issue Overview: Postfix through 3.8.4 allows SMTP smuggling unless configured with smtpddatarestrictions=rejectunauthpipelining and smtpddiscardehlokeywords=chunking or certain other options that exist in recent versions. Remote attackers can use a published exploitation technique to inject e-mai...

Important: postfix

Issue Overview: Postfix through 3.8.4 allows SMTP smuggling unless configured with smtpddatarestrictions=rejectunauthpipelining and smtpddiscardehlokeywords=chunking or certain other options that exist in recent versions. Remote attackers can use a published exploitation technique to inject e-mai...

Important: postfix

Issue Overview: Postfix through 3.8.4 allows SMTP smuggling unless configured with smtpddatarestrictions=rejectunauthpipelining and smtpddiscardehlokeywords=chunking or certain other options that exist in recent versions. Remote attackers can use a published exploitation technique to inject e-mai...

Important: postfix

Issue Overview: Postfix through 3.8.4 allows SMTP smuggling unless configured with smtpddatarestrictions=rejectunauthpipelining and smtpddiscardehlokeywords=chunking or certain other options that exist in recent versions. Remote attackers can use a published exploitation technique to inject e-mai...

CBL Mariner 2.0 Security Update: postfix (CVE-2023-51764)

The version of postfix installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2023-51764 advisory. - Postfix through 3.8.5 allows SMTP smuggling unless configured with...

CVE-2023-51764 affecting package postfix for versions less than 3.7.0-3

CVE-2023-51764 affecting package postfix for versions less than 3.7.0-3. A patched version of the package is available...

Fedora: Security Advisory (FEDORA-2024-c839e7294f)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

Fedora: Security Advisory for postfix (FEDORA-2024-5c186175f2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

SMTP end-of-data uncertainty can be abused to spoof emails and bypass policies

Overview A vulnerability has been found in the way that SMTP servers and software handle the end-of-data sequences essentially the end of a single email message in mail messages. An attacker can use this inconsistency to craft an email message that can bypass SMTP security policies. Description...

[SECURITY] Fedora 38 Update: postfix-3.7.9-1.fc38

Postfix is a Mail Transport Agent MTA...

[SECURITY] Fedora 39 Update: postfix-3.8.4-1.fc39

Postfix is a Mail Transport Agent MTA...

Fedora 39 : postfix (2024-c839e7294f)

The remote Fedora 39 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2024-c839e7294f advisory. Security fix for CVE-2023-51764. Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not...