// For flags

CVE-2023-7244

Ethercat Zeek Plugin Out-of-bounds Write

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds write in their primary analyses function for Ethercat communication packets. This could allow an attacker to cause arbitrary code execution.

Industrial Control Systems Network Protocol Parsers (ICSNPP): las versiones d78dda6 y anteriores del complemento Ethercat Zeek son vulnerables a escritura fuera de los límites en su función de análisis principal para paquetes de comunicación Ethercat. Esto podría permitir que un atacante provoque la ejecución de código arbitrario.

*Credits: Cameron Whitehead of HACK@UCF reported these vulnerabilities to CISA.
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
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2024-02-01 CVE Reserved
  • 2024-03-01 CVE Published
  • 2024-08-05 CVE Updated
  • 2025-01-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02 2024-03-07
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisa
Search vendor "Cisa"
 Icsnpp-ethercat
Search vendor "Cisa" for product "Icsnpp-ethercat"
 <= d78dda6
Search vendor "Cisa" for product "Icsnpp-ethercat" and version " <= d78dda6"
zeek
Affected