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CVE-2020-7760

Good to know:

Date: October 30, 2020

This affects the package codemirror before 5.58.2; the package org.apache.marmotta.webjars:codemirror before 5.58.2. The vulnerable regular expression is located in https://github.com/codemirror/CodeMirror/blob/cdb228ac736369c685865b122b736cd0d397836c/mode/javascript/javascript.jsL129. The ReDOS vulnerability of the regex is mainly due to the sub-pattern (s|/*.*?*/)*

Language: JS

Severity Score

7.5

Related Resources (8)

Url: https://www.oracle.com/security-alerts/cpuApr2021.html

Url: https://www.debian.org/security/2020/dsa-4789

Url: https://security-tracker.debian.org/tracker/CVE-2020-7760

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-7760

Url: https://github.com/codemirror/CodeMirror/commit/55d0333907117c9231ffdf555ae8824705993bbb

Url: https://www.oracle.com//security-alerts/cpujul2021.html

Url: https://www.oracle.com/security-alerts/cpuapr2022.html

Url: https://www.mend.io/vulnerability-database/CVE-2020-7760

Severity Score

7.5

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Top Fix

Upgrade Version

Upgrade to version codemirror - 5.58.2

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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