What is CVE-2020-21733?

CVE-2020-21733 is a medium-severity vulnerability in Sagemcom F\@st_3686, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-09-14.

How severe is CVE-2020-21733?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Sagemcom F\@st_3686

CVE-2020-21733

Sagemcom F@ST3686 v1.0 HUN 3.97.0 has XSS via RgDiagnostics.asp, RgDdns.asp, RgFirewallEL.asp, RgVpnL2tpPptp.asp.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.010 (58.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Sagemcom F\@st_3686
Sagemcom F\@st_3686_firmware — versions 1.0_hun_3.97.0
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_MISC, Broken Link)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-21733?: CVE-2020-21733 is a medium-severity vulnerability in Sagemcom F\@st_3686, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-09-14.
How severe is CVE-2020-21733?: Medium severity. CVSS v3 base score is 6.1 out of 10.