CNVD-2017-37879
Vulnerability from cnvd - Published: 2017-12-22
VLAI Severity ?
Title
Shibboleth Service Provider Dynamic MetadataProvider插件安全绕过漏洞
Description
Shibboleth是英国Shibboleth公司的一套开源的基于SAML协议的Web单点登录系统。Shibboleth Service Provider(SP)是其中的一个服务提供商组件。Dynamic MetadataProvider plugin是其中的一个动态数据提供插件。
Shibboleth SP 2.6.1之前的版本中的Dynamic MetadataProvider插件的shibsp/metadata/DynamicMetadataProvider.cpp文件存在安全漏洞,该漏洞源于程序未能正确的使用MetadataFilter插件配置SP。攻击者可利用该漏洞绕过安全检查(签名验证、有效期执行等)。
Severity
中
Patch Name
Shibboleth Service Provider Dynamic MetadataProvider插件安全绕过漏洞的补丁
Patch Description
Shibboleth是英国Shibboleth公司的一套开源的基于SAML协议的Web单点登录系统。Shibboleth Service Provider(SP)是其中的一个服务提供商组件。Dynamic MetadataProvider plugin是其中的一个动态数据提供插件。
Shibboleth SP 2.6.1之前的版本中的Dynamic MetadataProvider插件的shibsp/metadata/DynamicMetadataProvider.cpp文件存在安全漏洞,该漏洞源于程序未能正确的使用MetadataFilter插件配置SP。攻击者可利用该漏洞绕过安全检查(签名验证、有效期执行等)。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://shibboleth.net/community/advisories/secadv_20171115.txt
Reference
https://bugs.debian.org/881857
Impacted products
| Name | Shibboleth Shibboleth <2.6.1 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2017-16852",
"cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16852"
}
},
"description": "Shibboleth\u662f\u82f1\u56fdShibboleth\u516c\u53f8\u7684\u4e00\u5957\u5f00\u6e90\u7684\u57fa\u4e8eSAML\u534f\u8bae\u7684Web\u5355\u70b9\u767b\u5f55\u7cfb\u7edf\u3002Shibboleth Service Provider\uff08SP\uff09\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u670d\u52a1\u63d0\u4f9b\u5546\u7ec4\u4ef6\u3002Dynamic MetadataProvider plugin\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u52a8\u6001\u6570\u636e\u63d0\u4f9b\u63d2\u4ef6\u3002\r\n\r\nShibboleth SP 2.6.1\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684Dynamic MetadataProvider\u63d2\u4ef6\u7684shibsp/metadata/DynamicMetadataProvider.cpp\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u4f7f\u7528MetadataFilter\u63d2\u4ef6\u914d\u7f6eSP\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u5b89\u5168\u68c0\u67e5\uff08\u7b7e\u540d\u9a8c\u8bc1\u3001\u6709\u6548\u671f\u6267\u884c\u7b49\uff09\u3002",
"discovererName": "Rod Widdowson, Steading System Software LLP",
"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://shibboleth.net/community/advisories/secadv_20171115.txt",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2017-37879",
"openTime": "2017-12-22",
"patchDescription": "Shibboleth\u662f\u82f1\u56fdShibboleth\u516c\u53f8\u7684\u4e00\u5957\u5f00\u6e90\u7684\u57fa\u4e8eSAML\u534f\u8bae\u7684Web\u5355\u70b9\u767b\u5f55\u7cfb\u7edf\u3002Shibboleth Service Provider\uff08SP\uff09\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u670d\u52a1\u63d0\u4f9b\u5546\u7ec4\u4ef6\u3002Dynamic MetadataProvider plugin\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u52a8\u6001\u6570\u636e\u63d0\u4f9b\u63d2\u4ef6\u3002\r\n\r\nShibboleth SP 2.6.1\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684Dynamic MetadataProvider\u63d2\u4ef6\u7684shibsp/metadata/DynamicMetadataProvider.cpp\u6587\u4ef6\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u4f7f\u7528MetadataFilter\u63d2\u4ef6\u914d\u7f6eSP\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u5b89\u5168\u68c0\u67e5\uff08\u7b7e\u540d\u9a8c\u8bc1\u3001\u6709\u6548\u671f\u6267\u884c\u7b49\uff09\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": "Shibboleth Service Provider Dynamic MetadataProvider\u63d2\u4ef6\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "Shibboleth Shibboleth \u003c2.6.1"
},
"referenceLink": "https://bugs.debian.org/881857",
"serverity": "\u4e2d",
"submitTime": "2017-11-21",
"title": "Shibboleth Service Provider Dynamic MetadataProvider\u63d2\u4ef6\u5b89\u5168\u7ed5\u8fc7\u6f0f\u6d1e"
}
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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.
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