CVE-2020-21733

MEDIUM EPSS 58.3%
Published Sep 14, 20205y ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Sep 14, 2020 5y ago
Last Modified Jun 17, 2026 2w ago

Description

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

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
58.3% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 2

VendorProductVersionRange
sagemcomf\@st_3686_firmware1.0_hun_3.97.0any
sagemcomf\@st_3686*any

References 4

  • sagemcom.com http://sagemcom.com
    Vendor Advisory
  • sagemcomfst3686v10hun3970.com http://sagemcomfst3686v10hun3970.com
    Broken Link
  • github.com https://github.com/Gr3gPr1est/BugReport/blob/master/CVE-2020-21733
    ExploitThird Party Advisory
  • github.com https://github.com/Gr3gPr1est/BugReport/blob/master/SAGEM_F%40ST3686_v1.0_HUN_3.97.0_XSS_Vuln..pdf
    ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.