THREATPORT/VULNERABILITY/CVE-2020-7793
HIGH SEVERITY

CVE-2020-7793

Ua Parser Js vulnerability

CVSS
7.5
EPSS
3.9%
EPSS pct
89th
Exploited
No known
The package ua-parser-js before 0.7.23 are vulnerable to Regular Expression Denial of Service (ReDoS) in multiple regexes (see linked commit for more info).
Affected vendor
Ua Parser Js Project
Affected product
Ua Parser Js
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2020-12-11

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2020-7793

  • Confirm whether Ua Parser Js Project Ua Parser Js is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-7793.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-7793

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-7793 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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