cnvd - cnvd-2017-07556

cnvd-2017-07556

Vulnerability from cnvd

Title: OpenVPN未经身份验证拒绝服务漏洞

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。OpenVPN PrivateTunnel是一款OpenVPN服务。

OpenVPN存在拒绝服务漏洞，允许远程攻击者利用漏洞提交特殊的超大数据包，进行拒绝服务攻击。

Severity: 中

Patch Name: OpenVPN未经身份验证拒绝服务漏洞的补丁

Patch 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。OpenVPN PrivateTunnel是一款OpenVPN服务。

OpenVPN存在拒绝服务漏洞，允许远程攻击者利用漏洞提交特殊的超大数据包，进行拒绝服务攻击。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

用户可参考如下厂商提供的安全补丁以修复该漏洞： https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits

Reference: https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits https://nvd.nist.gov/vuln/detail/CVE-2017-7478

Impacted products

Name
OpenVPN Openvpn 2.3.12

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-7478",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2017-7478"
    }
  },
  "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\u3002OpenVPN PrivateTunnel\u662f\u4e00\u6b3eOpenVPN\u670d\u52a1\u3002\r\n\r\nOpenVPN\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8d85\u5927\u6570\u636e\u5305\uff0c\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "unknown",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-07556",
  "openTime": "2017-05-26",
  "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\u3002OpenVPN PrivateTunnel\u662f\u4e00\u6b3eOpenVPN\u670d\u52a1\u3002\r\n\r\nOpenVPN\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u63d0\u4ea4\u7279\u6b8a\u7684\u8d85\u5927\u6570\u636e\u5305\uff0c\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\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\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "OpenVPN Openvpn 2.3.12"
  },
  "referenceLink": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-7478",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-18",
  "title": "OpenVPN\u672a\u7ecf\u8eab\u4efd\u9a8c\u8bc1\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-7478 (GCVE-0-2017-7478)

Vulnerability from cvelistv5

Published

2017-05-15 18:00

Modified

2024-08-05 16:04

Severity ?

CWE

CWE-617

Summary

OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet. Note that this issue is fixed in 2.3.15 and 2.4.2.

References

▼	URL	Tags
	https://www.exploit-db.com/exploits/41993/	exploit, x_refsource_EXPLOIT-DB
	https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits	x_refsource_CONFIRM
	http://www.securitytracker.com/id/1038473	vdb-entry, x_refsource_SECTRACK
	http://www.securityfocus.com/bid/98444	vdb-entry, x_refsource_BID

Impacted products

	Vendor	Product	Version
	OpenVPN Technologies, Inc	openvpn	Version: 2.3.12 and newer

Show details on NVD website

JSON

To clipboard

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            "url": "https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits"
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          "product": "openvpn",
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          "versions": [
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        }
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      "x_legacyV4Record": {
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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