CVE-2023-21546 Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability

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CVE-2023-21757 Windows Layer 2 Tunneling Protocol (L2TP) Denial of Service Vulnerability

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KLA20158 Multiple vulnerabilities in Microsoft Products (ESU)

Multiple vulnerabilities were found in Microsoft Products Extended Security Update. Malicious users can exploit these vulnerabilities to cause denial of service, gain privileges, execute arbitrary code, bypass security restrictions, obtain sensitive information. Below is a complete list of...

CVE-2023-21757

Technical details for CVE-2023-21757 are not publicly provided in the supplied documents. No information on affected products/versions, impact, or fixes. Monitor for updates from official sources.

CVE-2023-21679 Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability

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CVE-2023-21546

CVE-2023-21546 is a Windows Layer 2 Tunneling Protocol (L2TP) remote code execution vulnerability. The entry provides a network-exposed, high-severity issue (CVSSv3.1: 8.1, AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H). The initial description and connected documents identify the affected vector as networ...

CVE-2023-21679

Technical details about CVE-2023-21679 are not provided in the supplied documents. The connected EUVD/KB entries do not describe affected products, versions, or remediation for this CVE. Monitor for updates from official advisories.

CVE-2023-21543

According to NCSC-2023-0017, CVE-2023-21543 is a Windows Layer 2 Tunneling Protocol (L2TP) remote code execution vulnerability with CVSS v3.1 score 8.10 (impact: executing random code) affecting Windows L2TP components. The CVE is listed among other Windows network‑facing RCE bugs; no specific ex...

CVE-2023-21556

Technical details about CVE-2023-21556 are not publicly provided in the supplied documents; no affected products, root cause, or fixes are specified here. Monitor for updates from official sources.

CVE-2023-21555

Technical details for CVE-2023-21555 are not publicly available in the provided Connected Documents or Initial Description. No concrete affected products, root cause, or remediation can be confirmed here. Monitor for updates from official advisories.

Fedora 35 : kernel (2022-b36cd53dca)

The remote Fedora 35 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2022-b36cd53dca advisory. The 6.0.11 stable kernel update contains a number of important fixes across the tree. Tenable has extracted the preceding description block directly...

SUSE SLED15: cluster-md-kmp-64kb / cluster-md-kmp-default / dlm-kmp-64kb / etc (SUSE-SU-2022:4585-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:4585-1 advisory. The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes. Th...

SUSE: Security Advisory (SUSE-SU-2022:4504-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

DEBIAN-CVE-2022-20567

In pppol2tpcreate of l2tpppp.c, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID:...

Linux kernel L2TP protocol denial of service vulnerability

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A denial of service vulnerability exists in Linux layer2tunnelingprotocol prior to version 6.0, which stems from a flaw in the Linux kernel's Layer 2 Tunneling Protocol, L2TP,...

CVE-2022-4129

A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol L2TP. A missing lock when clearing skuserdata can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service...

CVE-2022-4129

A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol L2TP. A missing lock when clearing skuserdata can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service...

Race condition

A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol L2TP. A missing lock when clearing skuserdata can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service...

CVE-2022-4129

CVE-2022-4129 is a race-condition in the Linux kernel L2TP implementation caused by a missing lock when clearing sk_user_data, leading to a NULL pointer dereference and potential local DoS via system crash. Connected advisories (Amazon Linux 2 kernel 5.10/5.15 extras and Astra/Linux entries) conf...

CVE-2022-4129

A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol L2TP. A missing lock when clearing skuserdata can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service...