CVE-2023-7242
Assigner: icscert
Published: 2024-03-01T20:17:51.283Z
State: PUBLISHED
affected: defaultStatus: unaffected
product: Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Plugin for Zeek
vendor: CISA
versions: lessThanOrEqual: d78dda6
status: affected
version: 0
versionType: custom
credits: type: finder
user: 00000000-0000-4000-9000-000000000000
value: Cameron Whitehead of HACK@UCF reported these vulnerabilities to CISA.
datePublic: 2024-02-20T20:11:00.000Z
descriptions: supportingMedia: base64: no
type: text/html
value: 


Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat 
Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds 
read during the process of analyzing a specific Ethercat packet. This 
could allow an attacker to crash the Zeek process and leak some 
information in memory.






value: 

Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat 
Zeek Plugin versions d78dda6 and prior are vulnerable to out-of-bounds 
read during the process of analyzing a specific Ethercat packet. This 
could allow an attacker to crash the Zeek process and leak some 
information in memory.






metrics: cvssV3_1: attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 8.2
baseSeverity: HIGH
confidentialityImpact: LOW
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
version: 3.1
format: CVSS
scenarios: value: GENERAL
problemTypes: descriptions: cweId: CWE-125
description: CWE-125 Out-of-bounds Read
type: CWE
solutions: supportingMedia: base64: no
type: text/html
value: 
CISA recommends that users update Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin to <a target="_blank" rel="nofollow" href="https://github.com/cisagov/icsnpp-ethercat">commit 3bca34c or later</a><span style="background-color: var(--wht);">.</span><p>To help reduce successful exploitation, users are encouraged to keep 
critical software updates and patches up to date in their system 
networks.</p>

<br>
value: CISA recommends that users update Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin to  commit 3bca34c or later https://github.com/cisagov/icsnpp-ethercat .To help reduce successful exploitation, users are encouraged to keep 
critical software updates and patches up to date in their system 
networks.





source: discovery: EXTERNAL
title: Ethercat Zeek Plugin Out-of-bounds Read
x_generator: engine: Vulnogram 0.1.0-dev