CVE-2025-3665 (GCVE-0-2025-3665)

Vulnerability from cvelistv5 – Published: 2025-04-16 03:00 – Updated: 2025-04-17 13:56
VLAI?
Summary
A vulnerability has been found in TOTOLINK A3700R 9.1.2u.5822_B20200513 and classified as critical. Affected by this vulnerability is the function setSmartQosCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity ?
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CWE
  • CWE-284 - Improper Access Controls
  • CWE-266 - Incorrect Privilege Assignment
Assigner
References
Impacted products
Vendor Product Version
TOTOLINK A3700R Affected: 9.1.2u.5822_B20200513
Create a notification for this product.
Credits
yhryhryhr_backup (VulDB User)
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-3665",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-17T13:33:31.050166Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-17T13:56:27.556Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "A3700R",
          "vendor": "TOTOLINK",
          "versions": [
            {
              "status": "affected",
              "version": "9.1.2u.5822_B20200513"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "yhryhryhr_backup (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been found in TOTOLINK A3700R 9.1.2u.5822_B20200513 and classified as critical. Affected by this vulnerability is the function setSmartQosCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
        },
        {
          "lang": "de",
          "value": "In TOTOLINK A3700R 9.1.2u.5822_B20200513 wurde eine Schwachstelle gefunden. Sie wurde als kritisch eingestuft. Dabei geht es um die Funktion setSmartQosCfg der Datei /cgi-bin/cstecgi.cgi. Dank der Manipulation mit unbekannten Daten kann eine improper access controls-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei \u00fcber das Netzwerk erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 5,
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-284",
              "description": "Improper Access Controls",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-266",
              "description": "Incorrect Privilege Assignment",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-04-16T03:00:20.945Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-304843 | TOTOLINK A3700R cstecgi.cgi setSmartQosCfg access control",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.304843"
        },
        {
          "name": "VDB-304843 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.304843"
        },
        {
          "name": "Submit #551297 | TOTOLINK A3700R V9.1.2u.5822_B20200513 Improper Access Controls",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.551297"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4?pvs=4"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.totolink.net/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-04-15T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-04-15T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-04-15T22:52:04.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "TOTOLINK A3700R cstecgi.cgi setSmartQosCfg access control"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-3665",
    "datePublished": "2025-04-16T03:00:20.945Z",
    "dateReserved": "2025-04-15T20:46:45.539Z",
    "dateUpdated": "2025-04-17T13:56:27.556Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-3665\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2025-04-16T03:15:18.057\",\"lastModified\":\"2025-04-22T16:54:19.520\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability has been found in TOTOLINK A3700R 9.1.2u.5822_B20200513 and classified as critical. Affected by this vulnerability is the function setSmartQosCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.\"},{\"lang\":\"es\",\"value\":\"Se ha detectado una vulnerabilidad en TOTOLINK A3700R 9.1.2u.5822_B20200513, clasificada como cr\u00edtica. Esta vulnerabilidad afecta a la funci\u00f3n setSmartQosCfg del archivo /cgi-bin/cstecgi.cgi. La manipulaci\u00f3n genera controles de acceso inadecuados. El ataque puede ejecutarse remotamente. Se ha hecho p\u00fablico el exploit y puede que sea utilizado. Se contact\u00f3 al proveedor con antelaci\u00f3n para informarle sobre esta divulgaci\u00f3n, pero no respondi\u00f3.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":6.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"NONE\",\"vulnIntegrityImpact\":\"LOW\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:P/A:N\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-266\"},{\"lang\":\"en\",\"value\":\"CWE-284\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:totolink:a3700r_firmware:9.1.2u.5822_b20200513:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C3F5D7B3-9362-4A1F-A53C-8B7DA8CAFAA0\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:totolink:a3700r:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"05777EB4-0963-4317-AB0B-287A2140915D\"}]}]}],\"references\":[{\"url\":\"https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4?pvs=4\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Exploit\"]},{\"url\":\"https://vuldb.com/?ctiid.304843\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Permissions Required\",\"VDB Entry\"]},{\"url\":\"https://vuldb.com/?id.304843\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://vuldb.com/?submit.551297\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://www.totolink.net/\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Product\"]},{\"url\":\"https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"Exploit\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-3665\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-04-17T13:33:31.050166Z\"}}}], \"references\": [{\"url\": \"https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4\", \"tags\": [\"exploit\"]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-04-17T13:33:44.067Z\"}}], \"cna\": {\"title\": \"TOTOLINK A3700R cstecgi.cgi setSmartQosCfg access control\", \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"yhryhryhr_backup (VulDB User)\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 6.9, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 5.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 5.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 5, \"vectorString\": \"AV:N/AC:L/Au:N/C:N/I:P/A:N\"}}], \"affected\": [{\"vendor\": \"TOTOLINK\", \"product\": \"A3700R\", \"versions\": [{\"status\": \"affected\", \"version\": \"9.1.2u.5822_B20200513\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2025-04-15T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2025-04-15T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2025-04-15T22:52:04.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/?id.304843\", \"name\": \"VDB-304843 | TOTOLINK A3700R cstecgi.cgi setSmartQosCfg access control\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/?ctiid.304843\", \"name\": \"VDB-304843 | CTI Indicators (IOB, IOC, TTP, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/?submit.551297\", \"name\": \"Submit #551297 | TOTOLINK A3700R V9.1.2u.5822_B20200513 Improper Access Controls\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://lavender-bicycle-a5a.notion.site/TOTOLINK-A3700R-setSmartQosCfg-1cb53a41781f80ce9b7aca2c6ff9bea4?pvs=4\", \"tags\": [\"exploit\"]}, {\"url\": \"https://www.totolink.net/\", \"tags\": [\"product\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability has been found in TOTOLINK A3700R 9.1.2u.5822_B20200513 and classified as critical. Affected by this vulnerability is the function setSmartQosCfg of the file /cgi-bin/cstecgi.cgi. The manipulation leads to improper access controls. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.\"}, {\"lang\": \"de\", \"value\": \"In TOTOLINK A3700R 9.1.2u.5822_B20200513 wurde eine Schwachstelle gefunden. Sie wurde als kritisch eingestuft. Dabei geht es um die Funktion setSmartQosCfg der Datei /cgi-bin/cstecgi.cgi. Dank der Manipulation mit unbekannten Daten kann eine improper access controls-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei \\u00fcber das Netzwerk erfolgen. Der Exploit steht zur \\u00f6ffentlichen Verf\\u00fcgung.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-284\", \"description\": \"Improper Access Controls\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-266\", \"description\": \"Incorrect Privilege Assignment\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2025-04-16T03:00:20.945Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-3665\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-17T13:56:27.556Z\", \"dateReserved\": \"2025-04-15T20:46:45.539Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2025-04-16T03:00:20.945Z\", \"assignerShortName\": \"VulDB\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.