Vulnerability-Lookup

CVE-2017-7479 (GCVE-0-2017-7479)

Vulnerability from cvelistv5 – Published: 2017-05-15 18:00 – Updated: 2024-08-05 16:04

Summary

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

Severity

6.5 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-617

Assigner

redhat redhat root

References

4 references

URL	Tags
https://community.openvpn.net/openvpn/wiki/Quarks…	x_refsource_CONFIRM
http://www.securitytracker.com/id/1038473	vdb-entryx_refsource_SECTRACK
http://www.debian.org/security/2017/dsa-3900	vendor-advisoryx_refsource_DEBIAN
http://www.securityfocus.com/bid/98443	vdb-entryx_refsource_BID

Impacted products

1 product

Vendor	Product	Version	CPE status
OpenVPN Technologies, Inc	openvpn	Affected: < 2.3.15 Affected: < 2.4.2	guessed

Date Public

2017-05-11 00:00

Show details on NVD website

JSON

To clipboard

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    "redhat_vex": {
      "current_release_date": "2025-11-21T16:30:28+00:00",
      "cve": "CVE-2017-7479",
      "id": "CVE-2017-7479",
      "initial_release_date": "2017-05-11T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "openvpn: DoS due to exhaustion of packet-ID counter",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-7479.json",
      "version": "3"
    },
    "suse_vex": {
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      "current_release_date": "2026-09-02T08:48:12Z",
      "cve": "CVE-2017-7479",
      "id": "CVE-2017-7479",
      "initial_release_date": "2023-02-15T04:47:46Z",
      "product_status:known_affected": "30",
      "product_status:recommended": "41",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2017-7479",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2017-7479.json",
      "version": "12"
    }
  }
}

CNVD-2017-06937

Vulnerability from cnvd - Published: 2017-05-18

Title

OpenVPN拒绝服务漏洞（CNVD-2017-06937）

Description

OpenVPN是美国OpenVPN公司的一个用于创建虚拟专用网络（VPN）加密通道的软件包，它使用OpenSSL库来加密数据与控制信息，并允许创建的VPN使用公开密钥、电子证书、或者用户名/密码来进行身份验证。 OpenVPN 2.3.15之前的版本和2.4.2之前的版本中存在拒绝服务漏洞漏洞。攻击者可利用该漏洞造成拒绝服务。

Severity

中

Patch Name

OpenVPN拒绝服务漏洞（CNVD-2017-06937）的补丁

Patch Description

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits

Reference

https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits

Impacted products

Name
['OpenVPN Openvpn <=2.3.15', 'OpenVPN Openvpn <=2.4.2']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7479"
    }
  },
  "description": "OpenVPN\u662f\u7f8e\u56fdOpenVPN\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e\u521b\u5efa\u865a\u62df\u4e13\u7528\u7f51\u7edc\uff08VPN\uff09\u52a0\u5bc6\u901a\u9053\u7684\u8f6f\u4ef6\u5305\uff0c\u5b83\u4f7f\u7528OpenSSL\u5e93\u6765\u52a0\u5bc6\u6570\u636e\u4e0e\u63a7\u5236\u4fe1\u606f\uff0c\u5e76\u5141\u8bb8\u521b\u5efa\u7684VPN\u4f7f\u7528\u516c\u5f00\u5bc6\u94a5\u3001\u7535\u5b50\u8bc1\u4e66\u3001\u6216\u8005\u7528\u6237\u540d/\u5bc6\u7801\u6765\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002\r\n\r\nOpenVPN 2.3.15\u4e4b\u524d\u7684\u7248\u672c\u548c2.4.2\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Unknown",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-06937",
  "openTime": "2017-05-18",
  "patchDescription": "OpenVPN\u662f\u7f8e\u56fdOpenVPN\u516c\u53f8\u7684\u4e00\u4e2a\u7528\u4e8e\u521b\u5efa\u865a\u62df\u4e13\u7528\u7f51\u7edc\uff08VPN\uff09\u52a0\u5bc6\u901a\u9053\u7684\u8f6f\u4ef6\u5305\uff0c\u5b83\u4f7f\u7528OpenSSL\u5e93\u6765\u52a0\u5bc6\u6570\u636e\u4e0e\u63a7\u5236\u4fe1\u606f\uff0c\u5e76\u5141\u8bb8\u521b\u5efa\u7684VPN\u4f7f\u7528\u516c\u5f00\u5bc6\u94a5\u3001\u7535\u5b50\u8bc1\u4e66\u3001\u6216\u8005\u7528\u6237\u540d/\u5bc6\u7801\u6765\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1\u3002\r\n\r\nOpenVPN 2.3.15\u4e4b\u524d\u7684\u7248\u672c\u548c2.4.2\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "OpenVPN\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-06937\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "OpenVPN Openvpn \u003c=2.3.15",
      "OpenVPN Openvpn \u003c=2.4.2"
    ]
  },
  "referenceLink": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-17",
  "title": "OpenVPN\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2017-06937\uff09"
}

FKIE_CVE-2017-7479

Vulnerability from fkie_nvd - Published: 2017-05-15 18:29 - Updated: 2026-06-17 01:24

Severity

6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

References

URL	Tags
secalert@redhat.com	http://www.debian.org/security/2017/dsa-3900
secalert@redhat.com	http://www.securityfocus.com/bid/98443
secalert@redhat.com	http://www.securitytracker.com/id/1038473
secalert@redhat.com	https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.debian.org/security/2017/dsa-3900
af854a3a-2127-422b-91ae-364da2661108	http://www.securityfocus.com/bid/98443
af854a3a-2127-422b-91ae-364da2661108	http://www.securitytracker.com/id/1038473
af854a3a-2127-422b-91ae-364da2661108	https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits	Vendor Advisory

Impacted products

Vendor	Product	Version
openvpn	openvpn	*
openvpn	openvpn	2.4.0
openvpn	openvpn	2.4.0
openvpn	openvpn	2.4.0
openvpn	openvpn	2.4.0
openvpn	openvpn	2.4.0
openvpn	openvpn	2.4.0
openvpn	openvpn	2.4.1

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "openvpn",
          "vendor": "OpenVPN Technologies, Inc",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 2.3.15"
            },
            {
              "status": "affected",
              "version": "\u003c 2.4.2"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2B92389B-7815-40EC-AA21-14154621BFAC",
              "versionEndIncluding": "2.3.14",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "84F5C67A-34A4-4C7E-BCA9-AF3E5FC70AF6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*",
              "matchCriteriaId": "A857CA88-60B0-4D34-87B6-770B67981501",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*",
              "matchCriteriaId": "B42297EE-B347-4BD8-A657-BDF0AA010C06",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*",
              "matchCriteriaId": "7C7A56E8-09C8-4DB2-9244-9E5E2BEC1821",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "41ACD637-EF6B-40E4-BDE6-0EE7D6AEBAD4",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "1A4150AD-3F46-487D-BCF8-79D0AE2A092D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "E7F7663E-3EB5-44F4-B7DE-294A549A12BE",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker."
    },
    {
      "lang": "es",
      "value": "OpenVPN versiones anteriores a 2.3.15 y anteriores a 2.4.2, son vulnerables a una aserci\u00f3n alcanzable cuando el contador del identificador de paquete se devuelve como resultado de una denegaci\u00f3n de servicio del servidor por parte de un atacante autenticado."
    }
  ],
  "id": "CVE-2017-7479",
  "lastModified": "2026-06-17T01:24:25.843",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-05-15T18:29:00.340",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://www.debian.org/security/2017/dsa-3900"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.securityfocus.com/bid/98443"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.securitytracker.com/id/1038473"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2017/dsa-3900"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/98443"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id/1038473"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-617"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-617"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-QHQF-49X5-89W6

Vulnerability from github – Published: 2022-05-13 01:46 – Updated: 2022-05-13 01:46

Details

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

Severity

6.5 (Medium)


                  
                    CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2017-7479"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-617"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-05-15T18:29:00Z",
    "severity": "MODERATE"
  },
  "details": "OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.",
  "id": "GHSA-qhqf-49x5-89w6",
  "modified": "2022-05-13T01:46:59Z",
  "published": "2022-05-13T01:46:59Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-7479"
    },
    {
      "type": "WEB",
      "url": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits"
    },
    {
      "type": "WEB",
      "url": "http://www.debian.org/security/2017/dsa-3900"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/98443"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1038473"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

GSD-2017-7479

Vulnerability from gsd - Updated: 2023-12-13 01:21

Details

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

Aliases

CVE-2017-7479

Aliases

CVE-2017-7479

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2017-7479",
    "description": "OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.",
    "id": "GSD-2017-7479",
    "references": [
      "https://www.suse.com/security/cve/CVE-2017-7479.html",
      "https://www.debian.org/security/2017/dsa-3900",
      "https://ubuntu.com/security/CVE-2017-7479",
      "https://advisories.mageia.org/CVE-2017-7479.html",
      "https://security.archlinux.org/CVE-2017-7479"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-7479"
      ],
      "details": "OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.",
      "id": "GSD-2017-7479",
      "modified": "2023-12-13T01:21:07.181149Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2017-7479",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "openvpn",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003c 2.3.15"
                        },
                        {
                          "version_value": "\u003c 2.4.2"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "OpenVPN Technologies, Inc"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-617"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits",
            "refsource": "CONFIRM",
            "url": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits"
          },
          {
            "name": "1038473",
            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1038473"
          },
          {
            "name": "DSA-3900",
            "refsource": "DEBIAN",
            "url": "http://www.debian.org/security/2017/dsa-3900"
          },
          {
            "name": "98443",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/98443"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.3.14",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2017-7479"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-617"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits"
            },
            {
              "name": "98443",
              "refsource": "BID",
              "tags": [],
              "url": "http://www.securityfocus.com/bid/98443"
            },
            {
              "name": "1038473",
              "refsource": "SECTRACK",
              "tags": [],
              "url": "http://www.securitytracker.com/id/1038473"
            },
            {
              "name": "DSA-3900",
              "refsource": "DEBIAN",
              "tags": [],
              "url": "http://www.debian.org/security/2017/dsa-3900"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2019-10-03T00:03Z",
      "publishedDate": "2017-05-15T18:29Z"
    }
  }
}

SUSE-SU-2017:1622-1

Vulnerability from csaf_suse - Published: 2017-06-20 06:39 - Updated: 2017-06-20 06:39

Summary

Security update for openvpn

Severity

Important

Scope

3 vulnerabilities in this advisory, including CVE-2017-7479.

CVE-2017-7479

6.5 (Medium)


                
                  CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Recommended: 19 products

Open the full advisory

SUSE-SU-2017:1718-1

Vulnerability from csaf_suse - Published: 2017-06-29 11:41 - Updated: 2017-06-29 11:41

Summary

Security update for openvpn-openssl1

Severity

Important

Scope

5 vulnerabilities in this advisory, including CVE-2017-7479.

CVE-2017-7479

6.5 (Medium)


                
                  CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Recommended: 10 products

Open the full advisory

SUSE-SU-2017:2838-1

Vulnerability from csaf_suse - Published: 2017-10-24 09:59 - Updated: 2017-10-24 09:59

Summary

Security update for openvpn

Severity

Important

Scope

4 vulnerabilities in this advisory, including CVE-2017-7479.

CVE-2017-7479

6.5 (Medium)


                
                  CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Recommended: 34 products

Open the full advisory

ubuntu-cve-2017-7479

Vulnerability from osv_ubuntu

Published

2017-05-11 14:00

Modified

2025-09-08 16:44

Summary

Details

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

Severity

6.5 (Medium)


                    
                      CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

N/A (UNKNOWN)

low

References

URL

Type

	https://ubuntu.com/security/CVE-2017-7479	REPORT
	https://community.openvpn.net/openvpn/wiki/Quarks…	REPORT
	https://ubuntu.com/security/notices/USN-3284-1	ADVISORY
	https://ubuntu.com/security/notices/USN-3339-1	ADVISORY
	https://www.cve.org/CVERecord?id=CVE-2017-7479	REPORT

JSON

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{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "openvpn",
            "binary_version": "2.3.2-7ubuntu3.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "openvpn",
        "purl": "pkg:deb/ubuntu/openvpn@2.3.2-7ubuntu3.2?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.3.2-7ubuntu3.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.3.2-4ubuntu1",
        "2.3.2-5ubuntu1",
        "2.3.2-7ubuntu1",
        "2.3.2-7ubuntu2",
        "2.3.2-7ubuntu3",
        "2.3.2-7ubuntu3.1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "openvpn",
            "binary_version": "2.3.10-1ubuntu2.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "openvpn",
        "purl": "pkg:deb/ubuntu/openvpn@2.3.10-1ubuntu2.1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.3.10-1ubuntu2.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.3.7-1ubuntu1",
        "2.3.7-2ubuntu1",
        "2.3.8-1ubuntu1",
        "2.3.10-1ubuntu1",
        "2.3.10-1ubuntu2"
      ]
    }
  ],
  "aliases": [],
  "details": "OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.",
  "id": "UBUNTU-CVE-2017-7479",
  "modified": "2025-09-08T16:44:11Z",
  "published": "2017-05-11T14:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-7479"
    },
    {
      "type": "REPORT",
      "url": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3284-1"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3339-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2017-7479"
    }
  ],
  "related": [
    "USN-3284-1",
    "USN-3339-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2017-7479"
  ]
}

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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2017-7479 (GCVE-0-2017-7479)

Vulnerability from osv_ubuntu

Tags

Sightings

Nomenclature