Vulnerability Details : 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 analyzing a specific Ethercat packet. This
could allow an attacker to crash the Zeek process and leak some
information in memory.
Products affected by CVE-2023-7242
- cpe:2.3:a:cisa:icsnpp-ethercat:*:*:*:*:*:zeek:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-7242
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-7242
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H |
3.9
|
4.2
|
ICS-CERT | 2024-03-01 |
|
8.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H |
3.9
|
4.2
|
NIST | 2024-03-07 |
CWE ids for CVE-2023-7242
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by:
- ics-cert@hq.dhs.gov (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-7242
-
https://www.cisa.gov/news-events/ics-advisories/icsa-24-051-02
Ethercat Zeek Plugin | CISAUS Government Resource;Vendor Advisory
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