CVE-2021-43843

jsx-slack is a package for building JSON objects for Slack block kit surfaces from JSX. The maintainers found the patch for CVE-2021-43838 in jsx-slack v4.5.1 is insufficient tfor protection from a Regular Expression Denial of Service ReDoS attack. If an attacker can put a lot of JSX elements int...

CVE-2021-43843

jsx-slack is a package for building JSON objects for Slack block kit surfaces from JSX. The maintainers found the patch for CVE-2021-43838 in jsx-slack v4.5.1 is insufficient tfor protection from a Regular Expression Denial of Service ReDoS attack. If an attacker can put a lot of JSX elements int...

CVE-2021-43843

jsx-slack is a package for building JSON objects for Slack block kit surfaces from JSX. The maintainers found the patch for CVE-2021-43838 in jsx-slack v4.5.1 is insufficient tfor protection from a Regular Expression Denial of Service ReDoS attack. If an attacker can put a lot of JSX elements int...

Design/Logic Flaw

jsx-slack is a package for building JSON objects for Slack block kit surfaces from JSX. The maintainers found the patch for CVE-2021-43838 in jsx-slack v4.5.1 is insufficient tfor protection from a Regular Expression Denial of Service ReDoS attack. If an attacker can put a lot of JSX elements int...

CVE-2021-43843 Insufficient patch for Regular Expression Denial of Service (ReDoS) to jsx-slack v4.5.1

jsx-slack is a package for building JSON objects for Slack block kit surfaces from JSX. The maintainers found the patch for CVE-2021-43838 in jsx-slack v4.5.1 is insufficient tfor protection from a Regular Expression Denial of Service ReDoS attack. If an attacker can put a lot of JSX elements int...

CVE-2021-43843

CVE-2021-43843 concerns the jsx-slack package, where the patch for CVE-2021-43838 in v4.5.1 failed to fully protect against a ReDoS caused by multibyte characters in a blockquote. The issue affects jsx-slack’s internal escaping regex, potentially increasing resource usage when many JSX elements a...

Regular Expression Denial of Service (ReDoS)

Overview parse-link-header is a package that parses a link header and returns paging information for each contained link. Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via the checkHeader function. PoC var parse = require'parse-link-header'; const...

Ubuntu 18.04 LTS : Python vulnerabilities (USN-5199-1)

The remote Ubuntu 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5199-1 advisory. It was discovered that the urllib.request.AbstractBasicAuthHandler class in Python contains regex with a quadratic worst-case time complexity. Specially...

Ubuntu 18.04 LTS : Python vulnerabilities (USN-5200-1)

The remote Ubuntu 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5200-1 advisory. It was discovered that the urllib.request.AbstractBasicAuthHandler class in Python contains regex allowing for catastrophic backtracking. Specially craft...

Ubuntu: Security Advisory (USN-5200-1)

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

Regular Expression Denial of Service (ReDoS) in jsx-slack

jsx-slack v4.5.1 and earlier versions are vulnerable to a regular expression denial-of-service ReDoS attack. Impact If attacker can put a lot of JSX elements into tag, an internal regular expression for escaping characters may consume an excessive amount of computing resources. javascript /...

GHSA-55XV-F85C-248Q Regular Expression Denial of Service (ReDoS) in jsx-slack

jsx-slack v4.5.1 and earlier versions are vulnerable to a regular expression denial-of-service ReDoS attack. Impact If attacker can put a lot of JSX elements into tag, an internal regular expression for escaping characters may consume an excessive amount of computing resources. javascript /...

Code injection

jsx-slack is a library for building JSON objects for Slack Block Kit surfaces from JSX. In versions prior to 4.5.1 users are vulnerable to a regular expression denial-of-service ReDoS attack. If attacker can put a lot of JSX elements into tag, an internal regular expression for escaping character...

CVE-2021-43838 Regular Expression Denial of Service (ReDoS) in jsx-slack

jsx-slack is a library for building JSON objects for Slack Block Kit surfaces from JSX. In versions prior to 4.5.1 users are vulnerable to a regular expression denial-of-service ReDoS attack. If attacker can put a lot of JSX elements into tag, an internal regular expression for escaping character...

USN-5200-1: Python vulnerabilities

It was discovered that the urllib.request.AbstractBasicAuthHandler class in Python contains regex allowing for catastrophic backtracking. Specially crafted traffic from a malicious HTTP server could cause a regular expression denial of service ReDoS condition for a client. CVE-2020-8492 It was...

PT-2021-23973 · Jsx-Slack · Jsx-Slack

Name of the Vulnerable Software and Affected Versions: jsx-slack versions 4.5.1 and earlier Description: The issue is related to a Regular Expression Denial of Service ReDoS attack. If an attacker can put a lot of JSX elements into the tag with including multibyte characters, an internal regular...

PT-2021-23969 · Jsx-Slack · Jsx-Slack

Name of the Vulnerable Software and Affected Versions: jsx-slack versions prior to 4.5.1 Description: The issue concerns a regular expression denial-of-service ReDoS attack. If an attacker can put a lot of JSX elements into the tag, an internal regular expression for escaping characters may consu...

CVE-2021-38244

A regular expression denial of service ReDoS vulnerability exits in cbioportal 3.6.21 and older via a POST request to /ProteinArraySignificanceTest.json...

CVE-2021-38244

A regular expression denial of service ReDoS vulnerability exits in cbioportal 3.6.21 and older via a POST request to /ProteinArraySignificanceTest.json...

nodejs-glob-parent: Regular expression denial of service

A flaw was found in nodejs-glob-parent. The enclosure regex used to check for glob enclosures containing backslashes is vulnerable to Regular Expression Denial of Service attacks. This flaw allows an attacker to cause a denial of service if they can supply a malicious string to the glob-parent...