CVE-2020-7733

Name: CVE-2020-7733
Creator: NVD / NIST
Published: 2020-09-16T14:15:15.033+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 4.48%

Last modified Jun 17, 2026

CVE-2020-7733 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The package ua-parser-js before 0.7.22 are vulnerable to Regular Expression Denial of Service (ReDoS) via the regex for Redmi Phones and Mi Pad Tablets UA.. EPSS estimates a 4.48% chance of exploitation in the next 30 days.

Description

The package ua-parser-js before 0.7.22 are vulnerable to Regular Expression Denial of Service (ReDoS) via the regex for Redmi Phones and Mi Pad Tablets UA.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

4.48%

90.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Ua-Parser-Js Project	Ua-Parser-Js	< 0.7.22
Oracle	Communications Cloud Native Core Network Function Cloud Native Environment	1.7.0

References

https://github.com/faisalman/ua-parser-js/commit/233d3bae22a795153a7e6638887ce159c63e557dPatch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBFAISALMAN-674666Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-674665Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-UAPARSERJS-610226Exploit, Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.htmlThird Party Advisory
https://github.com/faisalman/ua-parser-js/commit/233d3bae22a795153a7e6638887ce159c63e557dPatch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBFAISALMAN-674666Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-674665Exploit, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-UAPARSERJS-610226Exploit, Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.htmlThird Party Advisory

Timeline

Published: Sep 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-7733?

The package ua-parser-js before 0.7.22 are vulnerable to Regular Expression Denial of Service (ReDoS) via the regex for Redmi Phones and Mi Pad Tablets UA.

How severe is CVE-2020-7733?

CVE-2020-7733 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 4.48% probability of exploitation in the next 30 days.

How do I fix CVE-2020-7733?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-7733?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST