GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

VAR-202010-0968

Vulnerability from variot - Updated: 2023-12-18 13:42

Cleartext transmission of sensitive information vulnerability in DDNS in Synology Router Manager (SRM) before 1.2.4-8081 allows man-in-the-middle attackers to eavesdrop authentication information of DNSExit via unspecified vectors. Synology Router Manager (SRM) is a software for configuring and managing Synology routers developed by Synology, Taiwan

Show details on source website

{
  "@context": {
    "@vocab": "https://www.variotdbs.pl/ref/VARIoTentry#",
    "affected_products": {
      "@id": "https://www.variotdbs.pl/ref/affected_products"
    },
    "configurations": {
      "@id": "https://www.variotdbs.pl/ref/configurations"
    },
    "credits": {
      "@id": "https://www.variotdbs.pl/ref/credits"
    },
    "cvss": {
      "@id": "https://www.variotdbs.pl/ref/cvss/"
    },
    "description": {
      "@id": "https://www.variotdbs.pl/ref/description/"
    },
    "exploit_availability": {
      "@id": "https://www.variotdbs.pl/ref/exploit_availability/"
    },
    "external_ids": {
      "@id": "https://www.variotdbs.pl/ref/external_ids/"
    },
    "iot": {
      "@id": "https://www.variotdbs.pl/ref/iot/"
    },
    "iot_taxonomy": {
      "@id": "https://www.variotdbs.pl/ref/iot_taxonomy/"
    },
    "patch": {
      "@id": "https://www.variotdbs.pl/ref/patch/"
    },
    "problemtype_data": {
      "@id": "https://www.variotdbs.pl/ref/problemtype_data/"
    },
    "references": {
      "@id": "https://www.variotdbs.pl/ref/references/"
    },
    "sources": {
      "@id": "https://www.variotdbs.pl/ref/sources/"
    },
    "sources_release_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_release_date/"
    },
    "sources_update_date": {
      "@id": "https://www.variotdbs.pl/ref/sources_update_date/"
    },
    "threat_type": {
      "@id": "https://www.variotdbs.pl/ref/threat_type/"
    },
    "title": {
      "@id": "https://www.variotdbs.pl/ref/title/"
    },
    "type": {
      "@id": "https://www.variotdbs.pl/ref/type/"
    }
  },
  "@id": "https://www.variotdbs.pl/vuln/VAR-202010-0968",
  "affected_products": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/affected_products#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "model": "router manager",
        "scope": "lt",
        "trust": 1.0,
        "vendor": "synology",
        "version": "1.2.4-8081"
      },
      {
        "model": "router manager",
        "scope": "gte",
        "trust": 1.0,
        "vendor": "synology",
        "version": "1.2"
      },
      {
        "model": "router manager",
        "scope": "eq",
        "trust": 0.8,
        "vendor": "synology",
        "version": null
      },
      {
        "model": "router manager",
        "scope": "eq",
        "trust": 0.8,
        "vendor": "synology",
        "version": "1.2.4-8081"
      }
    ],
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      }
    ]
  },
  "configurations": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/configurations#",
      "children": {
        "@container": "@list"
      },
      "cpe_match": {
        "@container": "@list"
      },
      "data": {
        "@container": "@list"
      },
      "nodes": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:synology:router_manager:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.2.4-8081",
                "versionStartIncluding": "1.2",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      }
    ]
  },
  "credits": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/credits#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "Discovered by Claudio Bozzato of Cisco Talos.",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ],
    "trust": 0.6
  },
  "cve": "CVE-2020-27657",
  "cvss": {
    "@context": {
      "cvssV2": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV2#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV2"
      },
      "cvssV3": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV3#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/cvssV3/"
      },
      "severity": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/cvss/severity#"
        },
        "@id": "https://www.variotdbs.pl/ref/cvss/severity"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        },
        "@id": "https://www.variotdbs.pl/ref/sources"
      }
    },
    "data": [
      {
        "cvssV2": [
          {
            "acInsufInfo": false,
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "author": "NVD",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "PARTIAL",
            "exploitabilityScore": 8.6,
            "impactScore": 2.9,
            "integrityImpact": "NONE",
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "severity": "MEDIUM",
            "trust": 1.0,
            "userInteractionRequired": false,
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          {
            "acInsufInfo": null,
            "accessComplexity": "Medium",
            "accessVector": "Network",
            "authentication": "None",
            "author": "NVD",
            "availabilityImpact": "None",
            "baseScore": 4.3,
            "confidentialityImpact": "Partial",
            "exploitabilityScore": null,
            "id": "CVE-2020-27657",
            "impactScore": null,
            "integrityImpact": "None",
            "obtainAllPrivilege": null,
            "obtainOtherPrivilege": null,
            "obtainUserPrivilege": null,
            "severity": "Medium",
            "trust": 0.9,
            "userInteractionRequired": null,
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "author": "VULHUB",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "PARTIAL",
            "exploitabilityScore": 8.6,
            "id": "VHN-371566",
            "impactScore": 2.9,
            "integrityImpact": "NONE",
            "severity": "MEDIUM",
            "trust": 0.1,
            "vectorString": "AV:N/AC:M/AU:N/C:P/I:N/A:N",
            "version": "2.0"
          }
        ],
        "cvssV3": [
          {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "author": "NVD",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "exploitabilityScore": 2.2,
            "impactScore": 3.6,
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "trust": 1.0,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "author": "security@synology.com",
            "availabilityImpact": "LOW",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "exploitabilityScore": 2.2,
            "impactScore": 3.7,
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "trust": 1.0,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L",
            "version": "3.1"
          },
          {
            "attackComplexity": "High",
            "attackVector": "Network",
            "author": "NVD",
            "availabilityImpact": "None",
            "baseScore": 5.9,
            "baseSeverity": "Medium",
            "confidentialityImpact": "High",
            "exploitabilityScore": null,
            "id": "CVE-2020-27657",
            "impactScore": null,
            "integrityImpact": "None",
            "privilegesRequired": "None",
            "scope": "Unchanged",
            "trust": 0.8,
            "userInteraction": "None",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          }
        ],
        "severity": [
          {
            "author": "NVD",
            "id": "CVE-2020-27657",
            "trust": 1.8,
            "value": "MEDIUM"
          },
          {
            "author": "security@synology.com",
            "id": "CVE-2020-27657",
            "trust": 1.0,
            "value": "MEDIUM"
          },
          {
            "author": "CNNVD",
            "id": "CNNVD-202010-1638",
            "trust": 0.6,
            "value": "MEDIUM"
          },
          {
            "author": "VULHUB",
            "id": "VHN-371566",
            "trust": 0.1,
            "value": "MEDIUM"
          },
          {
            "author": "VULMON",
            "id": "CVE-2020-27657",
            "trust": 0.1,
            "value": "MEDIUM"
          }
        ]
      }
    ],
    "sources": [
      {
        "db": "VULHUB",
        "id": "VHN-371566"
      },
      {
        "db": "VULMON",
        "id": "CVE-2020-27657"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      },
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ]
  },
  "description": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/description#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "Cleartext transmission of sensitive information vulnerability in DDNS in Synology Router Manager (SRM) before 1.2.4-8081 allows man-in-the-middle attackers to eavesdrop authentication information of DNSExit via unspecified vectors. Synology Router Manager (SRM) is a software for configuring and managing Synology routers developed by Synology, Taiwan",
    "sources": [
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "db": "VULHUB",
        "id": "VHN-371566"
      },
      {
        "db": "VULMON",
        "id": "CVE-2020-27657"
      }
    ],
    "trust": 1.8
  },
  "external_ids": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/external_ids#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "db": "NVD",
        "id": "CVE-2020-27657",
        "trust": 2.6
      },
      {
        "db": "TALOS",
        "id": "TALOS-2020-1071",
        "trust": 1.8
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782",
        "trust": 0.8
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638",
        "trust": 0.7
      },
      {
        "db": "CNVD",
        "id": "CNVD-2020-60461",
        "trust": 0.1
      },
      {
        "db": "VULHUB",
        "id": "VHN-371566",
        "trust": 0.1
      },
      {
        "db": "VULMON",
        "id": "CVE-2020-27657",
        "trust": 0.1
      }
    ],
    "sources": [
      {
        "db": "VULHUB",
        "id": "VHN-371566"
      },
      {
        "db": "VULMON",
        "id": "CVE-2020-27657"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ]
  },
  "id": "VAR-202010-0968",
  "iot": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/iot#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": true,
    "sources": [
      {
        "db": "VULHUB",
        "id": "VHN-371566"
      }
    ],
    "trust": 0.01
  },
  "last_update_date": "2023-12-18T13:42:49.152000Z",
  "patch": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/patch#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "title": "Synology-SA-20",
        "trust": 0.8,
        "url": "https://www.synology.com/security/advisory/synology_sa_20_14"
      },
      {
        "title": "Synology Router Manager Security vulnerabilities",
        "trust": 0.6,
        "url": "http://www.cnnvd.org.cn/web/xxk/bdxqbyid.tag?id=131796"
      }
    ],
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ]
  },
  "problemtype_data": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/problemtype_data#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "problemtype": "CWE-319",
        "trust": 1.1
      },
      {
        "problemtype": "Sending important information in clear text (CWE-319) [NVD Evaluation ]",
        "trust": 0.8
      }
    ],
    "sources": [
      {
        "db": "VULHUB",
        "id": "VHN-371566"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      }
    ]
  },
  "references": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/references#",
      "data": {
        "@container": "@list"
      },
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": [
      {
        "trust": 1.8,
        "url": "https://www.synology.com/security/advisory/synology_sa_20_14"
      },
      {
        "trust": 1.4,
        "url": "https://nvd.nist.gov/vuln/detail/cve-2020-27657"
      },
      {
        "trust": 1.2,
        "url": "https://www.talosintelligence.com/vulnerability_reports/talos-2020-1071"
      },
      {
        "trust": 0.6,
        "url": "https://talosintelligence.com/vulnerability_reports/talos-2020-1071"
      },
      {
        "trust": 0.1,
        "url": "https://cwe.mitre.org/data/definitions/319.html"
      },
      {
        "trust": 0.1,
        "url": "https://nvd.nist.gov"
      }
    ],
    "sources": [
      {
        "db": "VULHUB",
        "id": "VHN-371566"
      },
      {
        "db": "VULMON",
        "id": "CVE-2020-27657"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ]
  },
  "sources": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "db": "VULHUB",
        "id": "VHN-371566"
      },
      {
        "db": "VULMON",
        "id": "CVE-2020-27657"
      },
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "db": "NVD",
        "id": "CVE-2020-27657"
      },
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ]
  },
  "sources_release_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2020-10-29T00:00:00",
        "db": "VULHUB",
        "id": "VHN-371566"
      },
      {
        "date": "2020-10-29T00:00:00",
        "db": "VULMON",
        "id": "CVE-2020-27657"
      },
      {
        "date": "2021-06-03T00:00:00",
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "date": "2020-10-29T09:15:13.590000",
        "db": "NVD",
        "id": "CVE-2020-27657"
      },
      {
        "date": "2020-10-29T00:00:00",
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ]
  },
  "sources_update_date": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
      "data": {
        "@container": "@list"
      }
    },
    "data": [
      {
        "date": "2020-11-03T00:00:00",
        "db": "VULHUB",
        "id": "VHN-371566"
      },
      {
        "date": "2020-11-03T00:00:00",
        "db": "VULMON",
        "id": "CVE-2020-27657"
      },
      {
        "date": "2021-06-03T08:31:00",
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      },
      {
        "date": "2020-11-03T17:57:43.683000",
        "db": "NVD",
        "id": "CVE-2020-27657"
      },
      {
        "date": "2020-11-04T00:00:00",
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ]
  },
  "threat_type": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/threat_type#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "remote",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ],
    "trust": 0.6
  },
  "title": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/title#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "Synology\u00a0Router\u00a0Manager\u00a0 Vulnerability in plaintext transmission of important information in",
    "sources": [
      {
        "db": "JVNDB",
        "id": "JVNDB-2020-012782"
      }
    ],
    "trust": 0.8
  },
  "type": {
    "@context": {
      "@vocab": "https://www.variotdbs.pl/ref/type#",
      "sources": {
        "@container": "@list",
        "@context": {
          "@vocab": "https://www.variotdbs.pl/ref/sources#"
        }
      }
    },
    "data": "other",
    "sources": [
      {
        "db": "CNNVD",
        "id": "CNNVD-202010-1638"
      }
    ],
    "trust": 0.6
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


Loading…