// For flags

CVE-2020-14500

IMPROPER NEUTRALIZATION OF NULL BYTE OR NUL CHARACTER CWE-158

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Secomea GateManager all versions prior to 9.2c, An attacker can send a negative value and overwrite arbitrary data.

Secomea GateManager todas las versiones anteriores a 9.2c, un atacante puede enviar un valor negativo y sobrescribir datos arbitrarios

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-06-19 CVE Reserved
  • 2020-08-25 CVE Published
  • 2023-05-11 EPSS Updated
  • 2024-09-17 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-158: Improper Neutralization of Null Byte or NUL Character
  • CWE-476: NULL Pointer Dereference
CAPEC
References (1)
URL Tag Source
https://us-cert.cisa.gov/ics/advisories/icsa-20-210-01 Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Secomea
Search vendor "Secomea"
 Gatemanager 8250 Firmware
Search vendor "Secomea" for product "Gatemanager 8250 Firmware"
 9.2c
Search vendor "Secomea" for product "Gatemanager 8250 Firmware" and version "9.2c"
-
Affected
in Secomea
Search vendor "Secomea"
 Gatemanager 8250
Search vendor "Secomea" for product "Gatemanager 8250"
--
Safe