CVE-2023-7242 (GCVE-0-2023-7242)

Vulnerability from cvelistv5 – Published: 2024-03-01 20:17 – Updated: 2024-08-02 08:57
VLAI
Title
Ethercat Zeek Plugin Out-of-bounds Read
Summary
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.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-03-04 14:39 UTC
CWE
Impacted products
Vendor Product Version CPE status
CISA Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Plugin for Zeek Affected: 0 , ≤ d78dda6 (custom)
guessed Create a notification for this product.
cisa icsnpp-ethercat Affected: 0 , < d78dda6 (custom)
    cpe:2.3:a:cisa:icsnpp-ethercat:*:*:*:*:*:zeek:*:*
Create a notification for this product.
Date Public
2024-02-20 20:11
Show details on NVD website

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                  "value": "\nCISA recommends that users update Industrial Control Systems Network Protocol Parsers (ICSNPP) - Ethercat Zeek Plugin to \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://github.com/cisagov/icsnpp-ethercat\"\u003ecommit 3bca34c or later\u003c/a\u003e\u003cspan style=\"background-color: var(--wht);\"\u003e.\u003c/span\u003e\u003cp\u003eTo help reduce successful exploitation, users are encouraged to keep \ncritical software updates and patches up to date in their system \nnetworks.\u003c/p\u003e\n\n\u003cbr\u003e"
                }
              ],
              "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 \ncritical software updates and patches up to date in their system \nnetworks.\n\n\n\n\n"
            }
          ],
          "source": {
            "discovery": "EXTERNAL"
          },
          "title": "Ethercat Zeek Plugin Out-of-bounds Read",
          "x_generator": {
            "engine": "Vulnogram 0.1.0-dev"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "assignerShortName": "icscert",
        "cveId": "CVE-2023-7242",
        "datePublished": "2024-03-01T20:17:51.283Z",
        "dateReserved": "2024-02-01T17:20:47.493Z",
        "dateUpdated": "2024-08-02T08:57:35.466Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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