Detection-and-Mitigation-script-for-CVE-2021-42717

Detection-and-Mitigation-script-for-CVE-2021-42717 نص برمجي للكشف والتخفيف من CVE-2021-42717 - ثغرة رفض الخدمة في ModSecurity أثناء تحليل JSON تتعامل ModSecurity من الإصدار 3.x حتى 3.0.5 بشكل غير صحيح مع كائنات JSON شديدة التداخل. يمكن أن تؤدي كائنات JSON المصممة بعمق تداخل يصل إلى عشرات الآلاف إ...

Linux Distros Unpatched Vulnerability : CVE-2021-42717

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ModSecurity 3.x through 3.0.5 mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could result in the web serve...

Security update for modsecurity (moderate)

openSUSE Security Update: Security update for modsecurity Announcement ID: openSUSE-SU-2023:0257-1 Rating: moderate References: 1210993 1213702 Cross-References: CVE-2020-15598 CVE-2021-42717 CVE-2023-28882 CVE-2023-38285 CVSS scores: CVE-2020-15598 NVD : 7.5...

K50839343: NGINX ModSecurity WAF vulnerability CVE-2021-42717

Security Advisory Description ModSecurity 3.x through 3.0.5 mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could result in the web server being unable to service legitimate requests. Even a moderately large e.g., 300KB HTTP request can occupy...

Exploit for Uncontrolled Recursion in Owasp Modsecurity

Detection-and-Mitigation-script-for-CVE-2021-42717 Detection a...

Huawei EulerOS: Security Advisory for mod_security (EulerOS-SA-2022-1355)

The remote host is missing an update for the Huawei EulerOS 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...

EulerOS 2.0 SP8 : mod_security (EulerOS-SA-2022-1355)

According to the versions of the modsecurity package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - ModSecurity 3.x through 3.0.5 mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could...

EulerOS 2.0 SP5 : mod_security (EulerOS-SA-2022-1332)

According to the versions of the modsecurity package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - ModSecurity 3.x through 3.0.5 mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could...

Huawei EulerOS: Security Advisory for mod_security (EulerOS-SA-2022-1332)

The remote host is missing an update for the Huawei EulerOS 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...

Updated apache-mod_security packages fix security vulnerability

Updated apache-modsecurity packages fix security vulnerability: ModSecurity mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could result in the web server being unable to service legitimate requests. Even a moderately large e.g., 300KB HTTP...

Debian: Security Advisory (DSA-5023-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2021 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-2021-42717

CVE-2021-42717 affects ModSecurity 3.x up to 3.0.5 (and 2.x up to 2.9.4). The flaw: excessive nesting of JSON objects causes severe resource exhaustion (DoS), with small-ish requests (e.g., ~300 KB) able to tie up workers and consume CPU. Mitigations documented across multiple sources include upg...