python-pygments: ReDoS in multiple lexers

A denial of service attack was discovered against pygments. Some of the regular expressions used to tokenise source code for highlighting have exponential complexity. A specially crafted input file could cause pygments to take effectively infinite time to parse, consuming CPU resources and denyin...

python-jinja2: ReDoS vulnerability in the urlize filter

A flaw was found in python-jinja2. The ReDOS vulnerability of the regex is mainly due to the sub-pattern a-zA-Z0-9.-+.a-zA-Z0-9.-+. This issue can be mitigated by Markdown to format user content instead of the urlize filter, or by implementing request timeouts and limiting process memory...

python: urllib: Regular expression DoS in AbstractBasicAuthHandler

There's a flaw in urllib's AbstractBasicAuthHandler class. An attacker who controls a malicious HTTP server that an HTTP client such as web browser connects to, could trigger a Regular Expression Denial of Service ReDOS during an authentication request with a specially crafted payload that is sen...

RHEL 7 : python27 (RHSA-2021:3252)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:3252 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

RHEL 7 : rh-python38 (RHSA-2021:3254)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:3254 advisory. Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level...

CVE-2021-23425

A flaw was found in nodejs-trim-off-newlines. All versions of package trim-off-newlines are vulnerable to Regular Expression Denial of Service ReDoS via string processing. The highest threat from this vulnerability is to system availability...

Spoofing

All versions of package trim-off-newlines are vulnerable to Regular Expression Denial of Service ReDoS via string processing...

CVE-2021-23425

CVE-2021-23425 affects the nodejs-trim-off-newlines package; all versions of trim-off-newlines are vulnerable to ReDoS via string processing. The issue is confirmed in multiple sources (NVD entry and Red Hat advisory RHSA-2022:4711) with an overall Medium impact (CVSS v3.1 base score 5.3; Availab...

CVE-2021-33580

User controlled request.getHeader"Referer", request.getRequestURL and request.getQueryString are used to build and run a regex expression. The attacker doesn't have to use a browser and may send a specially crafted Referer header programmatically. Since the attacker controls the string and the...

CVE-2021-33580

User controlled request.getHeader"Referer", request.getRequestURL and request.getQueryString are used to build and run a regex expression. The attacker doesn't have to use a browser and may send a specially crafted Referer header programmatically. Since the attacker controls the string and the...

Code injection

User controlled request.getHeader"Referer", request.getRequestURL and request.getQueryString are used to build and run a regex expression. The attacker doesn't have to use a browser and may send a specially crafted Referer header programmatically. Since the attacker controls the string and the...

CVE-2021-33580

Apache Roller suffers a vulnerability where user-controlled inputs from Referer, Request URL, and QueryString are used to build and execute a regex, enabling regular-expression DoS (ReDoS) via catastrophic backtracking on the server. Impact described as availability issues; fixed in Roller 6.0.2....

CVE-2021-33580: Uncontrolled Resource Consumption

User controlled request.getHeader"Referer", request.getRequestURL and request.getQueryString are used to build and run a regex expression. The attacker doesn't have to use a browser and may send a specially crafted Referer header programmatically. Since the attacker controls the string and the...

CVE-2021-23425: Undefined Security Weakness

All versions of package trim-off-newlines are vulnerable to Regular Expression Denial of Service ReDoS via string processing...

openSUSE 15 Security Update : nodejs8 (openSUSE-SU-2021:1113-1)

"The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:1113-1 advisory. - This affects the package y18n before 3.2.2, 4.0.1 and 5.0.5. PoC by po6ix: const y18n = require'y18n' %NASLMINLEVEL 70300 C Tenable...

Regular Expression Denial of Service in path-parse

Overview Affected versions of path-parse are vulnerable to Regular Expression Denial of Service ReDoS via splitDeviceRe, splitTailRe, and splitPathRe regular expressions. ReDoS exhibits polynomial worst-case time complexity. Recommendation Upgrade to version 1.0.7 or later References - CVE - GitH...

Regular Expression Denial of Service in path-parse

Affected versions of npm package path-parse are vulnerable to Regular Expression Denial of Service ReDoS via splitDeviceRe, splitTailRe, and splitPathRe regular expressions. ReDoS exhibits polynomial worst-case time complexity...

ReDOS in Mpmath

A Regular Expression Denial of Service ReDOS vulnerability was discovered in Mpmath v1.0.0 when the mpmathify function is called...

GHSA-F865-M6CQ-J9VX ReDOS in Mpmath

A Regular Expression Denial of Service ReDOS vulnerability was discovered in Mpmath v1.0.0 when the mpmathify function is called...

Security Bulletin: IBM App Connect Enterprise Certified Container may be affected by a ReDoS flaw when processing URLs (CVE-2021-33502)

Summary App Connect Enterprise Certified Container may be vulnerable to a ReDoS regular expression denial of service flaw when processing URLs due to vulnerability CVE-2021-33502 Vulnerability Details CVEID: CVE-2021-33502 DESCRIPTION: Node.js normalize-url module is vulnerable to a denial of...