cnvd - cnvd-2017-10715

cnvd-2017-10715

Vulnerability from cnvd

Title: strongSwan ASN.1解析器拒绝服务漏洞

Description:

strongSwan是瑞士软件开发者Andreas Steffen所维护的一套Linux平台使用的开源的基于IPsec的VPN解决方案。该方案包含X.509公开密钥证书、安全储存私钥、智能卡等认证机制。ASN.1 parser是一个用来解析ASN.1的工具。

strongSwan 5.5.3之前的版本中的ASN.1解析器存在拒绝服务漏洞，该漏洞源于在x509插件启动时程序未能正确处理CHOICE类型。远程攻击者可利用该漏洞造成拒绝服务。

Severity: 中

Patch Name: strongSwan ASN.1解析器拒绝服务漏洞的补丁

Patch Description:

strongSwan 5.5.3之前的版本中的ASN.1解析器存在拒绝服务漏洞，该漏洞源于在x509插件启动时程序未能正确处理CHOICE类型。远程攻击者可利用该漏洞造成拒绝服务。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:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html

Reference: http://seclists.org/bugtraq/2017/May/70

Impacted products

Name
Strongswan Strongswan <5.5.3

Show details on source website

JSON

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{
  "bids": {
    "bid": {
      "bidNumber": "98756"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-9023"
    }
  },
  "description": "strongSwan\u662f\u745e\u58eb\u8f6f\u4ef6\u5f00\u53d1\u8005Andreas Steffen\u6240\u7ef4\u62a4\u7684\u4e00\u5957Linux\u5e73\u53f0\u4f7f\u7528\u7684\u5f00\u6e90\u7684\u57fa\u4e8eIPsec\u7684VPN\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u65b9\u6848\u5305\u542bX.509\u516c\u5f00\u5bc6\u94a5\u8bc1\u4e66\u3001\u5b89\u5168\u50a8\u5b58\u79c1\u94a5\u3001\u667a\u80fd\u5361\u7b49\u8ba4\u8bc1\u673a\u5236\u3002ASN.1 parser\u662f\u4e00\u4e2a\u7528\u6765\u89e3\u6790ASN.1\u7684\u5de5\u5177\u3002\r\n\r\nstrongSwan 5.5.3\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684ASN.1\u89e3\u6790\u5668\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728x509\u63d2\u4ef6\u542f\u52a8\u65f6\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406CHOICE\u7c7b\u578b\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "OSS-Fuzz",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-10715",
  "openTime": "2017-06-22",
  "patchDescription": "strongSwan\u662f\u745e\u58eb\u8f6f\u4ef6\u5f00\u53d1\u8005Andreas Steffen\u6240\u7ef4\u62a4\u7684\u4e00\u5957Linux\u5e73\u53f0\u4f7f\u7528\u7684\u5f00\u6e90\u7684\u57fa\u4e8eIPsec\u7684VPN\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u65b9\u6848\u5305\u542bX.509\u516c\u5f00\u5bc6\u94a5\u8bc1\u4e66\u3001\u5b89\u5168\u50a8\u5b58\u79c1\u94a5\u3001\u667a\u80fd\u5361\u7b49\u8ba4\u8bc1\u673a\u5236\u3002ASN.1 parser\u662f\u4e00\u4e2a\u7528\u6765\u89e3\u6790ASN.1\u7684\u5de5\u5177\u3002\r\n\r\nstrongSwan 5.5.3\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684ASN.1\u89e3\u6790\u5668\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728x509\u63d2\u4ef6\u542f\u52a8\u65f6\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u5904\u7406CHOICE\u7c7b\u578b\u3002\u8fdc\u7a0b\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": "strongSwan ASN.1\u89e3\u6790\u5668\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Strongswan Strongswan \u003c5.5.3"
  },
  "referenceLink": "http://seclists.org/bugtraq/2017/May/70",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-31",
  "title": "strongSwan ASN.1\u89e3\u6790\u5668\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-9023 (GCVE-0-2017-9023)

Vulnerability from cvelistv5

Published

2017-06-08 16:00

Modified

2024-08-05 16:55

Severity ?

CWE

Summary

The ASN.1 parser in strongSwan before 5.5.3 improperly handles CHOICE types when the x509 plugin is enabled, which allows remote attackers to cause a denial of service (infinite loop) via a crafted certificate.

References

▼	URL	Tags
	http://www.securityfocus.com/bid/98756	vdb-entry, x_refsource_BID
	https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html	x_refsource_CONFIRM
	http://www.debian.org/security/2017/dsa-3866	vendor-advisory, x_refsource_DEBIAN
	http://www.ubuntu.com/usn/USN-3301-1	vendor-advisory, x_refsource_UBUNTU

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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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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