gsd-2020-26142
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
An issue was discovered in the kernel in OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. An adversary can abuse this to inject arbitrary network packets, independent of the network configuration.
Aliases
Aliases
CVE-2020-26142


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-26142",
    "description": "An issue was discovered in the kernel in OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. An adversary can abuse this to inject arbitrary network packets, independent of the network configuration.",
    "id": "GSD-2020-26142",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-26142.html",
      "https://security.archlinux.org/CVE-2020-26142",
      "https://linux.oracle.com/cve/CVE-2020-26142.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-26142"
      ],
      "details": "An issue was discovered in the kernel in OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. An adversary can abuse this to inject arbitrary network packets, independent of the network configuration.",
      "id": "GSD-2020-26142",
      "modified": "2023-12-13T01:22:08.806707Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2020-26142",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
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              "vendor_name": "n/a"
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          }
        ]
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        "reference_data": [
          {
            "name": "20210511 Multiple Vulnerabilities in Frame Aggregation and Fragmentation Implementations of 802.11 Specification Affecting Cisco Products: May 2021",
            "refsource": "CISCO",
            "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wifi-faf-22epcEWu"
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          {
            "name": "https://www.fragattacks.com",
            "refsource": "MISC",
            "url": "https://www.fragattacks.com"
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            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2021/05/11/12"
          },
          {
            "name": "https://www.arista.com/en/support/advisories-notices/security-advisories/12602-security-advisory-63",
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            "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/12602-security-advisory-63"
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      }
    },
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        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:openbsd:openbsd:6.6:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
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      "cve": {
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          "ID": "CVE-2020-26142"
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            }
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              "refsource": "MLIST",
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              "url": "http://www.openwall.com/lists/oss-security/2021/05/11/12"
            },
            {
              "name": "20210511 Multiple Vulnerabilities in Frame Aggregation and Fragmentation Implementations of 802.11 Specification Affecting Cisco Products: May 2021",
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "HIGH",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 2.6,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:H/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 4.9,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.6,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-12-03T21:12Z",
      "publishedDate": "2021-05-11T20:15Z"
    }
  }
}


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