FKIE_CVE-2026-6948

Vulnerability from fkie_nvd - Published: 2026-05-04 00:16 - Updated: 2026-06-17 11:01
Severity
4.9 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Summary
Velociraptor versions prior to 0.76.4 contain a resource exhaustion vulnerability in the server's agent control channel. This allows a compromised or rogue Velociraptor client to crash the server via out-of-memory (OOM) by sending crafted messages through the normal client communication channel.
References
cve@rapid7.comhttps://docs.velociraptor.app/announcements/advisories/cve-2026-6948/
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Linux"
          ],
          "product": "Velociraptor",
          "repo": "https://github.com/Velocidex/velociraptor",
          "vendor": "Rapid7",
          "versions": [
            {
              "lessThan": "0.76.4",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "0.75.9",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "cve@rapid7.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Velociraptor versions prior to 0.76.4 contain a resource exhaustion vulnerability in the server\u0027s agent control channel.\n\n\n\nThis allows a compromised or rogue Velociraptor client to crash the server via out-of-memory (OOM) by sending crafted messages through the normal client communication channel."
    }
  ],
  "id": "CVE-2026-6948",
  "lastModified": "2026-06-17T11:01:32.513",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 4.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 3.6,
        "source": "cve@rapid7.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-6948",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-04T13:08:05.344047Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-05-04T00:16:39.467",
  "references": [
    {
      "source": "cve@rapid7.com",
      "url": "https://docs.velociraptor.app/announcements/advisories/cve-2026-6948/"
    }
  ],
  "sourceIdentifier": "cve@rapid7.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "cve@rapid7.com",
      "type": "Secondary"
    }
  ]
}



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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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