What is CVE-2020-24139?

CVE-2020-24139 is a high-severity vulnerability in Wcms, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.3/10. Published 2021-04-07.

How severe is CVE-2020-24139?

High severity. CVSS v3 base score is 8.3 out of 10.

Is CVE-2020-24139 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SSRF in Wcms

CVE-2020-24139

Server-side request forgery in Wcms 0.3.2 lets an attacker send crafted requests from the back-end server of a vulnerable web application via the path parameter to wex/cssjs.php. It can help identify open ports, local network hosts and execute command on local services.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.011 (60.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L.

Affected products

Wcms — versions 0.3.2
N/a — versions n/a

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

Public proof-of-concept exploits

References

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

Frequently asked questions

What is CVE-2020-24139?: CVE-2020-24139 is a high-severity vulnerability in Wcms, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.3/10. Published 2021-04-07.
How severe is CVE-2020-24139?: High severity. CVSS v3 base score is 8.3 out of 10.
Is CVE-2020-24139 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.