GSD-2023-40216

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
OpenBSD 7.3 before errata 014 is missing an argument-count bounds check in console terminal emulation. This could cause incorrect memory access and a kernel crash after receiving crafted DCS or CSI terminal escape sequences.
Aliases
Aliases
CVE-2023-40216
To clipboard 

{
  "GSD": {
    "alias": "CVE-2023-40216",
    "id": "GSD-2023-40216"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-40216"
      ],
      "details": "OpenBSD 7.3 before errata 014 is missing an argument-count bounds check in console terminal emulation. This could cause incorrect memory access and a kernel crash after receiving crafted DCS or CSI terminal escape sequences.",
      "id": "GSD-2023-40216",
      "modified": "2023-12-13T01:20:44.130530Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2023-40216",
        "STATE": "PUBLIC"
      },
      "affects": {
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            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
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                      ]
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          }
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          {
            "name": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/014_wscons.patch.sig",
            "refsource": "MISC",
            "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/014_wscons.patch.sig"
          },
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            "name": "https://github.com/openbsd/src/commit/9d3f688f46eba347e96ff0ae9506ef2061622e0c",
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            "url": "https://github.com/openbsd/src/commit/9d3f688f46eba347e96ff0ae9506ef2061622e0c"
          }
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    },
    "nvd.nist.gov": {
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      "cve": {
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          "ID": "CVE-2023-40216"
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        "description": {
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              "lang": "en",
              "value": "OpenBSD 7.3 before errata 014 is missing an argument-count bounds check in console terminal emulation. This could cause incorrect memory access and a kernel crash after receiving crafted DCS or CSI terminal escape sequences."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
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                  "lang": "en",
                  "value": "CWE-862"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/014_wscons.patch.sig",
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              "tags": [
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      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-08-23T15:21Z",
      "publishedDate": "2023-08-10T16:15Z"
    }
  }
}


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  • 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.
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