RCE in Erlang Rebar3

CVE-2020-13802

Rebar3 versions 3.0.0-beta.3 to 3.13.2 are vulnerable to OS command injection via URL parameter of dependency specification.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.068 (93.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-13802?
CVE-2020-13802 is a critical-severity vulnerability in Erlang Rebar3, classified under OS Command Injection. CVSS score: 9.8/10. Published 2020-09-02.
How severe is CVE-2020-13802?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-13802 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.