THREATPORT/VULNERABILITY/CVE-2020-8125
CRITICAL SEVERITY

CVE-2020-8125

Klona vulnerability

CVSS
9.8
EPSS
4.1%
EPSS pct
90th
Exploited
No known
Flaw in input validation in npm package klona version 1.1.0 and earlier may allow prototype pollution attack that may result in remote code execution or denial of service of applications using klona.
Affected vendor
Klona Project
Affected product
Klona
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2020-02-04

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 confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 4.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2020-8125

  • Confirm whether Klona Project Klona is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-8125.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-8125

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-8125 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2020-8125?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2020-8125.

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