FKIE_CVE-2019-15690

Vulnerability from fkie_nvd - Published: 2025-01-24 18:15 - Updated: 2026-06-17 02:20
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
LibVNCServer 0.9.12 release and earlier contains heap buffer overflow vulnerability within the HandleCursorShape() function in libvncclient/cursor.c. An attacker sends cursor shapes with specially crafted dimensions, which can result in remote code execution.
References
vulnerability@kaspersky.comhttps://ics-cert.kaspersky.com/vulnerabilities/klcert-20-009-remote-code-execution-on-libvnc-version-prior-to-0-9-12/
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "LibVNCServer",
          "vendor": "LibVNC",
          "versions": [
            {
              "lessThanOrEqual": "0.9.12",
              "status": "affected",
              "version": "*",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "vulnerability@kaspersky.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "LibVNCServer 0.9.12 release and earlier contains heap buffer overflow vulnerability within the HandleCursorShape() function in libvncclient/cursor.c. An attacker sends cursor shapes with specially crafted dimensions, which can result in remote code execution."
    },
    {
      "lang": "es",
      "value": "La versi\u00f3n 0.9.12 y anteriores de LibVNCServer contienen una vulnerabilidad de desbordamiento del b\u00fafer de mont\u00f3n dentro de la funci\u00f3n HandleCursorShape() en libvncclient/cursor.c. Un atacante env\u00eda formas de cursor con dimensiones manipulado especiales, lo que puede provocar la ejecuci\u00f3n remota de c\u00f3digo."
    }
  ],
  "id": "CVE-2019-15690",
  "lastModified": "2026-06-17T02:20:52.917",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "vulnerability@kaspersky.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2019-15690",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-01-24T18:22:46.983882Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-01-24T18:15:27.657",
  "references": [
    {
      "source": "vulnerability@kaspersky.com",
      "url": "https://ics-cert.kaspersky.com/vulnerabilities/klcert-20-009-remote-code-execution-on-libvnc-version-prior-to-0-9-12/"
    }
  ],
  "sourceIdentifier": "vulnerability@kaspersky.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-122"
        }
      ],
      "source": "vulnerability@kaspersky.com",
      "type": "Secondary"
    }
  ]
}



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