RCE in Phpwcms

CVE-2020-21784

phpwcms 1.9.13 is vulnerable to Code Injection via /phpwcms/setup/setup.php.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.014 (69.7th 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

Phpwcms — versions 1.9.13
N/a — versions n/a

Weakness classification (CWE)

CWE-94 — Code Injection

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (Technical Description, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-21784?: CVE-2020-21784 is a critical-severity vulnerability in Phpwcms, classified under Code Injection. CVSS score: 9.8/10. Published 2021-06-24.
How severe is CVE-2020-21784?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-21784 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.