Mend.io Vulnerability Database

What is a CVE vulnerability ID? icon What is a WS vulnerability ID? icon What is an MSC vulnerability ID? icon
New vulnerability? Tell us about it!
icon

We found results for “”

CVE-2020-26311

Good to know:

icon

Date: October 26, 2024

Useragent is a user agent parser for Node.js. All versions as of time of publication contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). As of time of publication, no patches are available.

Language: JS

Severity Score

Related Resources (8)

https://securitylab.github.com/advisories/GHSL-2020-312-redos-useragent
https://securitylab.github.com/advisories/GHSL-2020-312-redos-useragent/
https://github.com/3rd-Eden/useragent/issues/167
https://github.com/3rd-Eden/useragent/commit/4c3ee79358bea72d88fe78ac98f4f861db40b89b
https://github.com/3rd-Eden/useragent/blob/ffa906f923183c85fbb9e6c90f19345e2bd3c52a/lib/regexps.js#L5568
https://github.com/3rd-Eden/useragent
https://nvd.nist.gov/vuln/detail/CVE-2020-26311
https://www.mend.io/vulnerability-database/CVE-2020-26311

Severity Score

Weakness Type (CWE)

Inefficient Regular Expression Complexity

CWE-1333

CVSS v3.1

Base Score:
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

Do you need more information?

Contact Us