THREATPORT/VULNERABILITY/CVE-2020-28495
HIGH SEVERITY

CVE-2020-28495

Total.Js vulnerability

CVSS
7.3
EPSS
3.6%
EPSS pct
88th
Exploited
No known
This affects the package total.js before 3.4.7. The set function can be used to set a value into the object according to the path. However the keys of the path being set are not properly sanitized, leading to a prototype pollution vulnerability. The impact depends on the application. In some cases it is possible to achieve Denial of service (DoS), Remote Code Execution or Property Injection.
Affected vendor
Totaljs
Affected product
Total.Js
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Published
2021-02-02

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 low impact to confidentiality, low impact to integrity, low impact to availability.

Its EPSS score of 3.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2020-28495

  • Confirm whether Totaljs Total.Js is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-28495.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-28495

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-28495 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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