GCVE-1-2026-20208

Vulnerability from gna-1 – Published: 2026-08-24 09:14 – Updated: 2026-08-24 10:23
VLAI CIRCL
Title
Switch RG-ES208GC - Reyee - Ruijie equipments
Summary
Heap-based Buffer Overflow vulnerability in Ruijie Reyee RG-ES208GC (at least) allows Overflow Buffers.This issue affects at least RG-ES208GC - Reyee - Ruijie equipments. Discovered on a honeypot operated by CIRCL.
CWE
  • CWE-122 - Heap-based Buffer Overflow
Assigner
References
Impacted products
Vendor Product Version CPE status
Ruijie Reyee RG-ES208GC Unknown: 0 , ≤ 999999 (semver)
guessed Create a notification for this product.
CIRCL
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: GCVE-1-2026-20208

Status: Confirmed

Status Updated: 2026-08-24 09:15 UTC

Exploited: Yes


Timestamps
First Seen: 2026-08-24
Asserted: 2026-08-24
Last Seen: 2026-08-24

Created: 2026-08-24 09:56 UTC | Updated: 2026-08-24 09:56 UTC

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Reyee RG-ES208GC",
          "vendor": "Ruijie",
          "versions": [
            {
              "lessThanOrEqual": "999999",
              "status": "unknown",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "other",
          "value": "Paul Jung"
        },
        {
          "lang": "en",
          "type": "finder",
          "value": "The unknown scanner from China Mobile network"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
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              "type": "text/html",
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            }
          ],
          "value": "Heap-based Buffer Overflow vulnerability in Ruijie Reyee RG-ES208GC (at least) allows Overflow Buffers.This issue affects at least\u00a0RG-ES208GC - Reyee - Ruijie equipments.\n\n\nDiscovered on a honeypot operated by CIRCL."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-100",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-100 Overflow Buffers"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 9.3,
            "baseSeverity": "CRITICAL",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
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            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
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            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 10,
            "baseSeverity": "CRITICAL",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "Local exploitation"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-122",
              "description": "CWE-122 Heap-based Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "orgId": "00000000-0000-4000-9000-000000000000"
      },
      "references": [
        {
          "tags": [
            "product"
          ],
          "url": "https://reyee.ruijie.com/en-global/products/reyee-switch/smart-cctv-switch/es208gc/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Switch RG-ES208GC - Reyee - Ruijie equipments",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "00000000-0000-4000-9000-000000000000",
    "datePublished": "2026-08-24T09:14:00.000Z",
    "dateUpdated": "2026-08-24T10:23:30.515440Z",
    "requesterUserId": "00000000-0000-4000-9000-000000000000",
    "serial": 1,
    "state": "PUBLISHED",
    "vulnId": "gcve-1-2026-20208"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}



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