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CVE-2023-40517

Estado: AnalizadaAlta (7.5)—

LG SuperSign Media Editor ContentRestController getObject Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of LG SuperSign Media Editor. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the getObject method implemented in the ContentRestController class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of SYSTEM. Was ZDI-CAN-20328.

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)

LG — Supersign Media Editor

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-40517",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-40517",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
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          ],
          "version": "2.0.3",
          "timestamp": "2024-05-06T21:07:43.774601Z"
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        "cvssData": {
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          "baseScore": 7.5,
          "attackVector": "NETWORK",
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          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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        "impactScore": 3.6,
        "exploitabilityScore": 3.9
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  "affected": [
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      "affectedData": [
        {
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          "product": "SuperSign Media Editor",
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  "published": "2024-05-03T03:15:27.380",
  "references": [
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      "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1219/",
      "tags": [
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      "source": "zdi-disclosures@trendmicro.com"
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    {
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-23-1219/",
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "source": "zdi-disclosures@trendmicro.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "LG SuperSign Media Editor ContentRestController getObject Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of LG SuperSign Media Editor. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the getObject method implemented in the ContentRestController class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of SYSTEM. Was ZDI-CAN-20328."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de divulgación de información Directory Traversal getObject de LG SuperSign Media Editor ContentRestController. Esta vulnerabilidad permite a atacantes remotos revelar información confidencial sobre las instalaciones afectadas de LG SuperSign Media Editor. No se requiere autenticación para aprovechar esta vulnerabilidad. La falla específica existe dentro del método getObject implementado en la clase ContentRestController. El problema se debe a la falta de validación adecuada de una ruta proporcionada por el usuario antes de usarla en operaciones de archivos. Un atacante puede aprovechar esta vulnerabilidad para revelar información en el contexto de SYSTEM. Era ZDI-CAN-20328."
    }
  ],
  "lastModified": "2026-06-17T06:18:17.360",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:lg:supersign_media_editor:3.11.3_20171108:*:*:*:*:*:*:*",
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  "sourceIdentifier": "zdi-disclosures@trendmicro.com"
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