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CVE-2022-44312

Estado: ModificadaMedia (5.5)—

PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionCoerceInteger function in expression.c when called from ExpressionInfixOperator.

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)

Picoc Project — Picoc

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-44312",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-44312",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-05-01T18:12:36.199528Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
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          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
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        "exploitabilityScore": 1.8
      },
      {
        "type": "Secondary",
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        "cvssData": {
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  "published": "2022-11-08T15:15:11.327",
  "references": [
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      "url": "https://github.com/jpoirier/picoc/issues/37",
      "tags": [
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      "tags": [
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        "Issue Tracking",
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      "tags": [
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      "tags": [
        "Exploit",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
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          "value": "CWE-787"
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  "descriptions": [
    {
      "lang": "en",
      "value": "PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionCoerceInteger function in expression.c when called from ExpressionInfixOperator."
    },
    {
      "lang": "es",
      "value": "Se descubrió que PicoC versión 3.2.2 contenía un desbordamiento del búfer en la función ExpressionCoerceInteger en expresión.c cuando se llama desde ExpressionInfixOperator."
    }
  ],
  "lastModified": "2026-06-17T05:08:07.763",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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  "sourceIdentifier": "cve@mitre.org"
}