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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.007 (52.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Sagemcom F\@st 3686
- Sagemcom F\@st 3686 Firmware — versions 1.0_hun_3.97.0
Weakness classification (CWE)
References
- af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108 (Broken Link)
- github.com/Gr3gPr1est/BugReport/blob/master/SAGEM_F@ST3686_v1.0_HUN_3.97.0_XSS_… (Exploit, Third Party Advisory)
- github.com/Gr3gPr1est/BugReport/blob/master/CVE-2020-21733 (Exploit, Third Party Advisory)
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.