cve-2022-41716
Vulnerability from cvelistv5
Published
2022-11-02 15:28
Modified
2024-10-30 13:59
Summary
Unsanitized NUL in environment variables on Windows in syscall and os/exec
Impacted products
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T12:49:43.904Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "https://security.netapp.com/advisory/ntap-20230120-0007/"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://go.dev/issue/56284"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://go.dev/cl/446916"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://groups.google.com/g/golang-announce/c/mbHY1UY3BaM/m/hSpmRzk-AgAJ"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://pkg.go.dev/vuln/GO-2022-1095"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "LOW",
              "baseScore": 6.3,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-41716",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-01T14:02:04.861393Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-30T13:59:43.967Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "packageName": "syscall",
          "platforms": [
            "windows"
          ],
          "product": "syscall",
          "programRoutines": [
            {
              "name": "StartProcess"
            }
          ],
          "vendor": "Go standard library",
          "versions": [
            {
              "lessThan": "1.18.8",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "1.19.3",
              "status": "affected",
              "version": "1.19.0-0",
              "versionType": "semver"
            }
          ]
        },
        {
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "packageName": "os/exec",
          "platforms": [
            "windows"
          ],
          "product": "os/exec",
          "programRoutines": [
            {
              "name": "Cmd.environ"
            },
            {
              "name": "dedupEnv"
            },
            {
              "name": "dedupEnvCase"
            },
            {
              "name": "Cmd.CombinedOutput"
            },
            {
              "name": "Cmd.Environ"
            },
            {
              "name": "Cmd.Output"
            },
            {
              "name": "Cmd.Run"
            },
            {
              "name": "Cmd.Start"
            }
          ],
          "vendor": "Go standard library",
          "versions": [
            {
              "lessThan": "1.18.8",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "1.19.3",
              "status": "affected",
              "version": "1.19.0-0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "RyotaK (https://twitter.com/ryotkak)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Due to unsanitized NUL values, attackers may be able to maliciously set environment variables on Windows. In syscall.StartProcess and os/exec.Cmd, invalid environment variable values containing NUL values are not properly checked for. A malicious environment variable value can exploit this behavior to set a value for a different environment variable. For example, the environment variable string \"A=B\\x00C=D\" sets the variables \"A=B\" and \"C=D\"."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-158: Improper Neutralization of Null Byte or NUL Character",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-06-12T19:12:49.198Z",
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
        "shortName": "Go"
      },
      "references": [
        {
          "url": "https://go.dev/issue/56284"
        },
        {
          "url": "https://go.dev/cl/446916"
        },
        {
          "url": "https://groups.google.com/g/golang-announce/c/mbHY1UY3BaM/m/hSpmRzk-AgAJ"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2022-1095"
        }
      ],
      "title": "Unsanitized NUL in environment variables on Windows in syscall and os/exec"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bb62c36-49e3-4200-9d77-64a1400537cc",
    "assignerShortName": "Go",
    "cveId": "CVE-2022-41716",
    "datePublished": "2022-11-02T15:28:19.574Z",
    "dateReserved": "2022-09-28T17:00:06.607Z",
    "dateUpdated": "2024-10-30T13:59:43.967Z",
    "requesterUserId": "7d08541a-cd0a-42e2-8f81-76e6ceb65fc3",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-41716\",\"sourceIdentifier\":\"security@golang.org\",\"published\":\"2022-11-02T16:15:11.150\",\"lastModified\":\"2024-10-30T14:35:05.003\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Due to unsanitized NUL values, attackers may be able to maliciously set environment variables on Windows. In syscall.StartProcess and os/exec.Cmd, invalid environment variable values containing NUL values are not properly checked for. A malicious environment variable value can exploit this behavior to set a value for a different environment variable. For example, the environment variable string \\\"A=B\\\\x00C=D\\\" sets the variables \\\"A=B\\\" and \\\"C=D\\\".\"},{\"lang\":\"es\",\"value\":\"Debido a valores NUL no sanitizados, los atacantes pueden configurar variables de entorno de forma maliciosa en Windows. En syscall.StartProcess y os/exec.Cmd, los valores de variables de entorno no v\u00e1lidos que contienen valores NUL no se verifican correctamente. Un valor de variable de entorno malicioso puede aprovechar este comportamiento para establecer un valor para una variable de entorno diferente. Por ejemplo, la cadena de variable de entorno \\\"A=B\\\\x00C=D\\\" establece las variables \\\"A=B\\\" y \\\"C=D\\\".\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\",\"baseScore\":6.3,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.4}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.18.8\",\"matchCriteriaId\":\"38EFB36B-50AE-41B5-A036-EBE041702AF7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.19.0\",\"versionEndExcluding\":\"1.19.3\",\"matchCriteriaId\":\"D3E7F5D0-6DE2-4D7E-AF0A-04C4BE7F512D\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A2572D17-1DE6-457B-99CC-64AFD54487EA\"}]}]}],\"references\":[{\"url\":\"https://go.dev/cl/446916\",\"source\":\"security@golang.org\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://go.dev/issue/56284\",\"source\":\"security@golang.org\",\"tags\":[\"Issue Tracking\",\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://groups.google.com/g/golang-announce/c/mbHY1UY3BaM/m/hSpmRzk-AgAJ\",\"source\":\"security@golang.org\",\"tags\":[\"Patch\",\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://pkg.go.dev/vuln/GO-2022-1095\",\"source\":\"security@golang.org\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...

Loading...
  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.