CVE-2020-29021
Scripting tag chars < > not filtered in input fields could cause Cross-Site Scripting (XSS)
MEDIUM
4.8
CVSS Score
Published: February 8, 2021 at 10:08 PM UTC
Updated: June 17, 2026 at 03:10 AM UTC
9 products affected across 1 vendorGatemanager 8250 FirmwareGatemanager 9250 FirmwareGatemanager 4260 Firmware
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Severity
MEDIUM4.8
Exploit prediction
EPSS 0.6%
Description
A vulnerability in web UI input field of GateManager allows authenticated attacker to enter script tags that could cause XSS. This issue affects: GateManager all versions prior to 9.3.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 9.3
Affected range stops below 9.3, so it looks safe — our inference, not a vendor statement
secomea-gatemanager-8250 (same device)
v < 9.3
Affected range stops below 9.3, so it looks safe — our inference, not a vendor statement
80%
All versions
80%
All versions
80%
All versions
80%
All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.secomea.com/support/cybersecurity-advisory/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-20CWE-79
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