CVE-2023-7242

Published Mar 1, 2024

Last updated 8 months ago

Overview

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.
Source: ics-cert@hq.dhs.gov
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 8.2
Impact score: 4.2
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-125
ics-cert@hq.dhs.gov: CWE-125

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:cisa:icsnpp-ethercat:*:*:*:*:*:zeek:*:*",
            "vulnerable": true,
            "matchCriteriaId": "D713D8FB-83DA-4BA8-87B2-CEB65DB5BBFE",
            "versionEndIncluding": "d78dda6"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References