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CVE-2022-1962

Estado: ModificadaMedia (5.5)—

Uncontrolled recursion in the Parse functions in go/parser before Go 1.17.12 and Go 1.18.4 allow an attacker to cause a panic due to stack exhaustion via deeply nested types or declarations.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Golang — GO

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-1962",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-1962",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-02-24T19:32:02.875913Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@golang.org",
      "affectedData": [
        {
          "vendor": "Go standard library",
          "product": "go/parser",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "1.17.12",
              "versionType": "semver"
            },
            {
              "status": "affected",
              "version": "1.18.0-0",
              "lessThan": "1.18.4",
              "versionType": "semver"
            }
          ],
          "packageName": "go/parser",
          "collectionURL": "https://pkg.go.dev",
          "defaultStatus": "unaffected",
          "programRoutines": [
            {
              "name": "ParseFile"
            },
            {
              "name": "ParseExprFrom"
            },
            {
              "name": "parser.tryIdentOrType"
            },
            {
              "name": "parser.parsePrimaryExpr"
            },
            {
              "name": "parser.parseUnaryExpr"
            },
            {
              "name": "parser.parseBinaryExpr"
            },
            {
              "name": "parser.parseIfStmt"
            },
            {
              "name": "parser.parseStmt"
            },
            {
              "name": "resolver.openScope"
            },
            {
              "name": "resolver.closeScope"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-08-10T20:15:26.250",
  "references": [
    {
      "url": "https://go.dev/cl/417063",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://go.dev/issue/53616",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://go.googlesource.com/go/+/695be961d57508da5a82217f7415200a11845879",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://pkg.go.dev/vuln/GO-2022-0515",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@golang.org"
    },
    {
      "url": "https://go.dev/cl/417063",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://go.dev/issue/53616",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://go.googlesource.com/go/+/695be961d57508da5a82217f7415200a11845879",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://pkg.go.dev/vuln/GO-2022-0515",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-674"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Uncontrolled recursion in the Parse functions in go/parser before Go 1.17.12 and Go 1.18.4 allow an attacker to cause a panic due to stack exhaustion via deeply nested types or declarations."
    },
    {
      "lang": "es",
      "value": "Una recursión no controlada en las funciones Parse en go/parser versiones anteriores a Go 1.17.12 y Go 1.18.4, permite a un atacante causar un pánico debido al agotamiento de la pila por medio de tipos o declaraciones profundamente anidados"
    }
  ],
  "lastModified": "2026-06-17T04:23:26.053",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "646881F6-A299-4D92-A1F3-E95959FA426F",
              "versionEndExcluding": "1.17.12"
            },
            {
              "criteria": "cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FE088A2D-7894-4A48-887C-36DD727A7BEB",
              "versionEndExcluding": "1.18.4",
              "versionStartIncluding": "1.18.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@golang.org"
}