THREATPORT/VULNERABILITY/CVE-2020-13802
CRITICAL SEVERITY

CVE-2020-13802

Rebar3 vulnerability

CVSS
9.8
EPSS
6.8%
EPSS pct
93th
Exploited
No known
Rebar3 versions 3.0.0-beta.3 to 3.13.2 are vulnerable to OS command injection via URL parameter of dependency specification.
Affected vendor
Erlang
Affected product
Rebar3
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-78 — OS Command Injection
Published
2020-09-02

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

Its EPSS score of 6.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2020-13802

  • Confirm whether Erlang Rebar3 is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-13802.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-13802

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-13802 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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