CVE-2020-7760 Information

Description

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|/.?/)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Reference

https://github.com/codemirror/CodeMirror/commit/55d0333907117c9231ffdf555ae8824705993bbb https://snyk.io/vuln/SNYK-JAVA-ORGAPACHEMARMOTTAWEBJARS-1024450 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1024449 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1024445 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBCODEMIRROR-1024448 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBCOMPONENTS-1024446 https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1024447 https://snyk.io/vuln/SNYK-JS-CODEMIRROR-1016937 https://www.debian.org/security/2020/dsa-4789

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

LOW

Base Severity

5.3