Fedora 42 : asterisk (2026-98decbde87)

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-98decbde87 advisory. Update to Asterisk 18.26.4, addressing numerous security vulnerabilities accumulated since the long-stale 18.12.1 package. The following CVEs are...

SUSE CVE-2009-3727

Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.3, 1.6.0.x before 1.6.0.17, and 1.6.1.x before 1.6.1.9; Business Edition A.x.x, B.x.x before B.2.5.12, C.2.x.x before C.2.4.5, and C.3.x.x before C.3.2.2; AsteriskNOW 1.5; and s800i 1.3.x before 1.3.0.5 generate different error message...

Regular Expression Denial Of Service (ReDoS)

minimatch is vulnerable to Regular Expression Denial of Service ReDoS. The vulnerability is due to inefficient handling of multiple consecutive wildcards in glob patterns, leading to exponential backtracking in regex evaluation, which allows an attacker to cause significant performance degradatio...

Debian: Security Advisory (DLA-4515-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2026 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] [DLA 4515-1] asterisk security update

Debian LTS Advisory DLA-4515-1 [email protected] https://www.debian.org/lts/security/ Lukas Märdian March 29, 2026 https://wiki.debian.org/LTS Package : asterisk Version : 1:16.28.0dfsg-0+deb11u9 CVE ID : CVE-2026-23738 CVE-2026-23739 CVE-2026-23740 CVE-2026-23741 Debian Bug : 1127438...

Debian dla-4515 : asterisk - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4515 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4515-1 [email protected]...

DLA-4515-1 asterisk - security update

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CVE-2025-41759

An administrator may attempt to block all networks by specifying "" or "all" as the network identifier. However, these values are not supported and do not trigger any validation error. Instead, they are silently interpreted as network 0 which results in no networks being blocked at all...

CVE-2025-41759

An administrator may attempt to block all networks by specifying "" or "all" as the network identifier. However, these values are not supported and do not trigger any validation error. Instead, they are silently interpreted as network 0 which results in no networks being blocked at all...

CVE-2025-41759 Use of wildcard (“*” or “all”) in Block list

An administrator may attempt to block all networks by specifying "" or "all" as the network identifier. However, these values are not supported and do not trigger any validation error. Instead, they are silently interpreted as network 0 which results in no networks being blocked at all...

CVE-2025-55210

FreePBX is an open-source web-based graphical user interface GUI that manages Asterisk. Prior to 17.0.5 and 16.0.17, FreePBX module api PBX API is vulnerable to privilege escalation by authenticated users with REST/GraphQL API access. This vulnerability allows an attacker to forge a valid JWT wit...

GHSA-38C4-R59V-3VQW markdown-it is has a Regular Expression Denial of Service (ReDoS)

Versions of the package markdown-it from 13.0.0 and before 14.1.1 are vulnerable to Regular Expression Denial of Service ReDoS due to the use of the regex /+$/ in the linkify function. An attacker can supply a long sequence of characters followed by a non-matching character, which triggers...

CVE-2026-2327

Versions of the package markdown-it from 13.0.0 and before 14.1.1 are vulnerable to Regular Expression Denial of Service ReDoS due to the use of the regex /+$/ in the linkify function. An attacker can supply a long sequence of characters followed by a non-matching character, which triggers...

CVE-2026-23741

Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.2, 21.12.1, 22.8.2, and 23.2.2, the asterisk/contrib/scripts/astcoredumper runs as root, as noted by the NOTES tag on line 689 of the astcoredumper file. The script will source the conten...

CVE-2026-23739

A flaw was found in Asterisk. The astxmlopen function in xml.c processes XML documents using libxml with unsafe parsing options, enabling entity expansion and XInclude processing. A remote attacker can exploit this by providing specially crafted XML input, leading to XML External Entity XXE or...

CVE-2026-23738

Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.2, 21.12.1, 22.8.2, and 23.2.2, user supplied/control values for Cookies and any GET variable query Parameter are directly interpolated into the HTML of the page using aststrappend. The...

CVE-2026-23740

A flaw was found in Asterisk. When the astcoredumper writes its gdb init and output files to a world-writable directory, a local attacker with write permissions to that directory can exploit this vulnerability. By manipulating the gdb init file and output paths, the attacker can cause the system ...

CVE-2026-23738

Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.2, 21.12.1, 22.8.2, and 23.2.2, user supplied/control values for Cookies and any GET variable query Parameter are directly interpolated into the HTML of the page using aststrappend. The...

CVE-2026-23739

Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.2, 21.12.1, 22.8.2, and 23.2.2, the astxmlopen function in xml.c parses XML documents using libxml with unsafe parsing options that enable entity expansion and XInclude processing...

CVE-2026-23740

Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.2, 21.12.1, 22.8.2, and 23.2.2, when astcoredumper writes its gdb init and output files to a directory that is world-writable for example /tmp, an attacker with write permissionwhich is a...