High severity · published Mar 1, 2024
CVE-2023-7242
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…
8.2
CVSS
0.5%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 41% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IC
Icsnpp-ethercat · Cisa
through d78dda6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-7242
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-7242
US Government Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02
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