cnvd - cnvd-2015-07364

cnvd-2015-07364

Vulnerability from cnvd

Title: System Security Services Daemon拒绝服务漏洞

Description:

System Security Services Daemon（SSSD）是一个系统安全服务守护进程，它是介于本地用户和数据存储之间的进程，支持访问多种验证服务器，如LDAP，Kerberos等，并提供授权。

System Security Services Daemon 1.13.1之前的1.10版本，存在拒绝服务漏洞。允许已通过身份验证的远程用户，通过大量的触发解析PAC登录blob Kerberos身份验证期间，导致拒绝服务。

Severity: 中

Patch Name: System Security Services Daemon拒绝服务漏洞的补丁

Patch Description:

System Security Services Daemon（SSSD）是一个系统安全服务守护进程，它是介于本地用户和数据存储之间的进程，支持访问多种验证服务器，如LDAP，Kerberos等，并提供授权。 System Security Services Daemon 1.13.1之前的1.10版本，存在拒绝服务漏洞。允许已通过身份验证的远程用户，通过大量的触发解析PAC登录blob Kerberos身份验证期间，导致拒绝服务。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:

用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： https://fedorahosted.org/sssd/ticket/2803

Reference: https://fedorahosted.org/sssd/ticket/2803

Impacted products

Name
System Security Services Daemon(SSSD) System Security Services Daemon(SSSD) 1.10(<1.13.1)

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-5292"
    }
  },
  "description": "System Security Services Daemon\uff08SSSD\uff09\u662f\u4e00\u4e2a\u7cfb\u7edf\u5b89\u5168\u670d\u52a1\u5b88\u62a4\u8fdb\u7a0b\uff0c\u5b83\u662f\u4ecb\u4e8e\u672c\u5730\u7528\u6237\u548c\u6570\u636e\u5b58\u50a8\u4e4b\u95f4\u7684\u8fdb\u7a0b\uff0c\u652f\u6301\u8bbf\u95ee\u591a\u79cd\u9a8c\u8bc1\u670d\u52a1\u5668\uff0c\u5982LDAP\uff0cKerberos\u7b49\uff0c\u5e76\u63d0\u4f9b\u6388\u6743\u3002\r\n\r\nSystem Security Services Daemon 1.13.1\u4e4b\u524d\u76841.10\u7248\u672c\uff0c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u5141\u8bb8\u5df2\u901a\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u8fdc\u7a0b\u7528\u6237\uff0c\u901a\u8fc7\u5927\u91cf\u7684\u89e6\u53d1\u89e3\u6790PAC\u767b\u5f55blob Kerberos\u8eab\u4efd\u9a8c\u8bc1\u671f\u95f4\uff0c\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "alphacc",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://fedorahosted.org/sssd/ticket/2803",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-07364",
  "openTime": "2015-11-10",
  "patchDescription": "System Security Services Daemon\uff08SSSD\uff09\u662f\u4e00\u4e2a\u7cfb\u7edf\u5b89\u5168\u670d\u52a1\u5b88\u62a4\u8fdb\u7a0b\uff0c\u5b83\u662f\u4ecb\u4e8e\u672c\u5730\u7528\u6237\u548c\u6570\u636e\u5b58\u50a8\u4e4b\u95f4\u7684\u8fdb\u7a0b\uff0c\u652f\u6301\u8bbf\u95ee\u591a\u79cd\u9a8c\u8bc1\u670d\u52a1\u5668\uff0c\u5982LDAP\uff0cKerberos\u7b49\uff0c\u5e76\u63d0\u4f9b\u6388\u6743\u3002\r\nSystem Security Services Daemon 1.13.1\u4e4b\u524d\u76841.10\u7248\u672c\uff0c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u5141\u8bb8\u5df2\u901a\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u8fdc\u7a0b\u7528\u6237\uff0c\u901a\u8fc7\u5927\u91cf\u7684\u89e6\u53d1\u89e3\u6790PAC\u767b\u5f55blob Kerberos\u8eab\u4efd\u9a8c\u8bc1\u671f\u95f4\uff0c\u5bfc\u81f4\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": "System Security Services Daemon\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "System Security Services Daemon(SSSD) System Security Services Daemon(SSSD) 1.10(\u003c1.13.1)"
  },
  "referenceLink": "https://fedorahosted.org/sssd/ticket/2803",
  "serverity": "\u4e2d",
  "submitTime": "2015-11-05",
  "title": "System Security Services Daemon\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2015-5292 (GCVE-0-2015-5292)

Vulnerability from cvelistv5

Published

2015-10-29 16:00

Modified

2024-08-06 06:41

Severity ?

CWE

Summary

Memory leak in the Privilege Attribute Certificate (PAC) responder plugin (sssd_pac_plugin.so) in System Security Services Daemon (SSSD) 1.10 before 1.13.1 allows remote authenticated users to cause a denial of service (memory consumption) via a large number of logins that trigger parsing of PAC blobs during Kerberos authentication.

References

▼	URL	Tags
	http://rhn.redhat.com/errata/RHSA-2015-2355.html	vendor-advisory, x_refsource_REDHAT
	http://rhn.redhat.com/errata/RHSA-2015-2019.html	vendor-advisory, x_refsource_REDHAT
	http://permalink.gmane.org/gmane.linux.redhat.sssd.user/3422	mailing-list, x_refsource_MLIST
	http://www.securitytracker.com/id/1034038	vdb-entry, x_refsource_SECTRACK
	http://www.securityfocus.com/bid/77529	vdb-entry, x_refsource_BID
	http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html	x_refsource_CONFIRM
	https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch	x_refsource_CONFIRM
	http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169613.html	vendor-advisory, x_refsource_FEDORA
	http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169110.html	vendor-advisory, x_refsource_FEDORA
	https://bugzilla.redhat.com/show_bug.cgi?id=1267580	x_refsource_CONFIRM
	http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169597.html	vendor-advisory, x_refsource_FEDORA
	https://fedorahosted.org/sssd/ticket/2803	x_refsource_CONFIRM
	https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1	x_refsource_CONFIRM

Impacted products

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

Show details on NVD website

JSON

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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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