{
  "schema_version": "1.3.1",
  "id": "GO-2021-0098",
  "modified": "0001-01-01T00:00:00Z",
  "published": "2021-04-14T20:04:52Z",
  "aliases": [
    "CVE-2021-21237",
    "GHSA-cx3w-xqmc-84g5"
  ],
  "summary": "Arbitrary code execution on Windows in github.com/git-lfs/git-lfs",
  "details": "Due to the standard library behavior of exec.LookPath on Windows a number of methods may result in arbitrary code execution when cloning or operating on untrusted Git repositories.",
  "affected": [
    {
      "package": {
        "name": "github.com/git-lfs/git-lfs",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.5.1-0.20210113180018-fc664697ed2c"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "imports": [
          {
            "path": "github.com/git-lfs/git-lfs/commands",
            "goos": [
              "windows"
            ],
            "symbols": [
              "PipeCommand",
              "PipeMediaCommand",
              "Run",
              "lockVerifier.Verify",
              "singleCheckout.Run",
              "singleCheckout.RunToPath",
              "uploadContext.NewQueue",
              "uploadContext.UploadPointers"
            ]
          },
          {
            "path": "github.com/git-lfs/git-lfs/creds",
            "goos": [
              "windows"
            ],
            "symbols": [
              "AskPassCredentialHelper.Fill",
              "AskPassCredentialHelper.getFromProgram",
              "CredentialHelperWrapper.FillCreds",
              "CredentialHelpers.Approve",
              "CredentialHelpers.Fill",
              "commandCredentialHelper.Approve"
            ]
          },
          {
            "path": "github.com/git-lfs/git-lfs/lfs",
            "goos": [
              "windows"
            ],
            "symbols": [
              "GitFilter.Clean",
              "GitFilter.Smudge",
              "GitFilter.SmudgeToFile",
              "pipeExtensions"
            ]
          },
          {
            "path": "github.com/git-lfs/git-lfs/lfshttp",
            "goos": [
              "windows"
            ],
            "symbols": [
              "Client.Do",
              "Client.DoWithAccess",
              "Client.HttpClient",
              "Client.NewRequest",
              "Client.Transport",
              "sshAuthClient.Resolve",
              "sshCache.Resolve"
            ]
          }
        ]
      }
    }
  ],
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/git-lfs/git-lfs/commit/fc664697ed2c2081ee9633010de0a7f9debea72a"
    }
  ],
  "credits": [
    {
      "name": "@Ry0taK"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2021-0098"
  }
}