What is CVE-2020-8830?

CVE-2020-8830 is a high-severity vulnerability in Commscope Ruckus Zoneflex R500, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2020-05-05.

How severe is CVE-2020-8830?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2020-8830 known to be exploited?

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

CSRF in Commscope Ruckus Zoneflex R500

CVE-2020-8830

CSRF in login.asp on Ruckus devices allows an attacker to access the panel, and use SSRF to perform scraping or other analysis via the SUBCA-1 field on the Wireless Admin screen.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2020-05-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (41.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

gist.github.com/CyberSecurityUP/26c5b032897630fe8407da4a8ef216d4 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-8830?: CVE-2020-8830 is a high-severity vulnerability in Commscope Ruckus Zoneflex R500, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2020-05-05.
How severe is CVE-2020-8830?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-8830 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.