CNVD-2015-05184

Vulnerability from cnvd - Published: 2015-08-11
VLAI Severity ?
Title
OpenBSD TCP资源错误拒绝服务漏洞
Description
OpenBSD是一款基于BSD的操作系统。 OpenBSD存在安全漏洞，允许远程攻击者利用漏洞发送特殊的请求，使目标TCP套接字不能正确清理资源，造成拒绝服务攻击。
Severity
中
Patch Name
OpenBSD TCP资源错误拒绝服务漏洞的补丁
Patch Description
OpenBSD是一款基于BSD的操作系统。 OpenBSD存在安全漏洞，允许远程攻击者利用漏洞发送特殊的请求，使目标TCP套接字不能正确清理资源，造成拒绝服务攻击。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： http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/027_tcp_persist.patch.sig http://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/010_tcp_persist.patch.sig

Reference
http://www.openbsd.org/errata56.html http://www.openbsd.org/errata57.html
Impacted products
Name
['Openbsd Openbsd 5.6', 'Openbsd Openbsd 5.7']
Show details on source website
To clipboard 

{
  "description": "OpenBSD\u662f\u4e00\u6b3e\u57fa\u4e8eBSD\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nOpenBSD\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u53d1\u9001\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u4f7f\u76ee\u6807TCP\u5957\u63a5\u5b57\u4e0d\u80fd\u6b63\u786e\u6e05\u7406\u8d44\u6e90\uff0c\u9020\u6210\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\nhttp://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/027_tcp_persist.patch.sig\r\nhttp://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/010_tcp_persist.patch.sig",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-05184",
  "openTime": "2015-08-11",
  "patchDescription": "OpenBSD\u662f\u4e00\u6b3e\u57fa\u4e8eBSD\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002 \r\n\r\nOpenBSD\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u6f0f\u6d1e\u53d1\u9001\u7279\u6b8a\u7684\u8bf7\u6c42\uff0c\u4f7f\u76ee\u6807TCP\u5957\u63a5\u5b57\u4e0d\u80fd\u6b63\u786e\u6e05\u7406\u8d44\u6e90\uff0c\u9020\u6210\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": "OpenBSD TCP\u8d44\u6e90\u9519\u8bef\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Openbsd Openbsd 5.6",
      "Openbsd Openbsd 5.7"
    ]
  },
  "referenceLink": "http://www.openbsd.org/errata56.html\r\nhttp://www.openbsd.org/errata57.html",
  "serverity": "\u4e2d",
  "submitTime": "2015-08-08",
  "title": "OpenBSD TCP\u8d44\u6e90\u9519\u8bef\u62d2\u7edd\u670d\u52a1\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.



Detection rules are retrieved from Rulezet.