CVE-2020-14500
IMPROPER NEUTRALIZATION OF NULL BYTE OR NUL CHARACTER CWE-158
CRITICAL
9.8
CVSS Score
Published: August 25, 2020 at 01:12 PM UTC
Updated: June 17, 2026 at 02:54 AM UTC
3 products affected across 2 vendorsGatemanager 8250 FirmwareGatemanager 8250Gatemanager 8250
Using Secomea GateManager all versions prior to 9.2c by Secomea GateManager all versions prior to 9.2c?
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Severity
CRITICAL9.8
Exploit prediction
EPSS 2%
Description
Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 9.2c
Affected range stops below 9.2c, so it looks safe — our inference, not a vendor statement
80%
All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
x_refsource_MISCThird Party AdvisoryUS Government Resource
Source: [email protected]
https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-158CWE-476
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