CVE-2020-26142

CVE-2020-26142 is an OpenBSD kernel issue (OpenBSD 6.6) where the WEP, WPA, WPA2, and WPA3 implementations incorrectly treat fragmented frames as full frames. This misbehavior can allow an adversary to inject arbitrary network packets, independent of network configuration, by abusing fragmented f...

CVE-2020-26142

Removed by vendor...

CVE-2020-26142

An issue was discovered in the kernel in OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. An adversary can abuse this to inject arbitrary network packets, independent of the network configuration...

OpenBSD 注入漏洞

OpenBSD is a cross-platform, BSD-based UNIX-like operating system from the Canadian OpenBSD Openbsd project team. A security vulnerability exists in OpenBSD version 6.6. An attacker can inject arbitrary network packets independent of the network configuration...

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...

[SECURITY] Fedora 34 Update: openssh-8.5p1-2.fc34

SSH Secure SHell is a program for logging into and executing commands on a remote machine. SSH is intended to replace rlogin and rsh, and to provide secure encrypted communications between two untrusted hosts over an insecure network. X11 connections and arbitrary TCP/IP ports can also be forward...

FreeBSD : OpenSSH -- Double-free memory corruption in ssh-agent (76b5068c-8436-11eb-9469-080027f515ea)

OpenBSD Project reports : ssh-agent1: fixed a double-free memory corruption that was introduced in OpenSSH 8.2 . We treat all such memory faults as potentially exploitable. This bug could be reached by an attacker with access to the agent socket. On modern operating systems where the OS can provi...

Vulnerability fixed in OpenSSH

A vulnerability has been fixed in OpenSSH. The vulnerability allows a malicious party with access to the SSH agent socket to cause a Denial-of-Service and potentially execute arbitrary code. execute. No CVE attribute has been reserved for this vulnerability yet. The developers of OpenSSH have...

Exploit for Improper Handling of Exceptional Conditions in Openbsd Opensmtpd

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

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 32 Update: opensmtpd-6.8.0p2-1.fc32

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...

Openbsd Opensmtpd Security Vulnerability

Openbsd Opensmtpd is an RFC 5321-based SMTP server software from the Openbsd organization. A security vulnerability exists in OpenSMTPD versions prior to 6.8.0p1, which stems from the lack of a specific regfree in smtpd/table.c, and can be exploited by an attacker to trigger a "very severe" memor...

Exploit for Race Condition in Openbsd Openssh

CVE-2018-15473 SSH-Username-Enumeration-Exploit OpenSSH 2...

Fedora 31 : rpki-client (2020-ce591c8f46)

rpki-client 6.8p1 ================= This is the second release based on OpenBSD 6.8. It includes the following changes to the previous release : - Incorporate OpenBSD 6.8 errata 006 of November 10, 2020: rpki-client incorrectly checks the manifest validity interval. In the portable version : - Ad...

Fedora 33 : rpki-client (2020-f30b30c2d8)

rpki-client 6.8p1 ================= This is the second release based on OpenBSD 6.8. It includes the following changes to the previous release : - Incorporate OpenBSD 6.8 errata 006 of November 10, 2020: rpki-client incorrectly checks the manifest validity interval. In the portable version : - Ad...

Fedora 32 : rpki-client (2020-538e0ee110)

rpki-client 6.8p1 ================= This is the second release based on OpenBSD 6.8. It includes the following changes to the previous release : - Incorporate OpenBSD 6.8 errata 006 of November 10, 2020: rpki-client incorrectly checks the manifest validity interval. In the portable version : - Ad...

Fedora: Security Advisory for rpki-client (FEDORA-2020-f30b30c2d8)

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...

Fedora: Security Advisory for rpki-client (FEDORA-2020-538e0ee110)

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 31 Update: rpki-client-6.8p1-1.fc31

The OpenBSD rpki-client is a free, easy-to-use implementation of the Resource Public Key Infrastructure RPKI for Relying Parties RP to facilitate validation of the Route Origin of a BGP announcement. The program queries the RPKI repository system, downloads and validates Route Origin Authorisatio...