CNVD-2016-00682

Vulnerability from cnvd - Published: 2016-01-29
VLAI
Title
FreeBSD ICMP v6 SCTP包头拒绝服务漏洞
Description
FreeBSD是由Core Team团队负责的FreeBSD项目中的一套类Unix自由操作系统。 FreeBSD ICMP v6 SCTP包头存在拒绝服务漏洞,该漏洞产生的原因是,未能正确处理SCTP协议的包头,当接收来自ICMPv6的错误信息时就会触发该漏洞。允许攻击者通过发送特制ICMPv6报文的形式,进行拒绝服务攻击。
Severity
Patch Name
FreeBSD ICMP v6 SCTP包头拒绝服务漏洞的补丁
Patch Description
FreeBSD是由Core Team团队负责的FreeBSD项目中的一套类Unix自由操作系统。 FreeBSD ICMP v6 SCTP包头存在拒绝服务漏洞,该漏洞产生的原因是,未能正确处理SCTP协议的包头,当接收来自ICMPv6的错误信息时就会触发该漏洞。允许攻击者通过发送特制ICMPv6报文的形式,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

目前厂商已经发布升级补丁/版本以修复这个安全问题,请用户及时下载更新: https://security.freebsd.org/patches/SA-16:01/sctp.patch

Reference
http://blog.ptsecurity.com/2016/01/severe-vulnerabilities-detected-in.html
Impacted products
Name
['FreeBSD FreeBSD 10.1', 'FreeBSD FreeBSD 9.3', 'FreeBSD FreeBSD 10.2']
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-1879"
    }
  },
  "description": "FreeBSD\u662f\u7531Core Team\u56e2\u961f\u8d1f\u8d23\u7684FreeBSD\u9879\u76ee\u4e2d\u7684\u4e00\u5957\u7c7bUnix\u81ea\u7531\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nFreeBSD ICMP v6 SCTP\u5305\u5934\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662f\uff0c\u672a\u80fd\u6b63\u786e\u5904\u7406SCTP\u534f\u8bae\u7684\u5305\u5934\uff0c\u5f53\u63a5\u6536\u6765\u81eaICMPv6\u7684\u9519\u8bef\u4fe1\u606f\u65f6\u5c31\u4f1a\u89e6\u53d1\u8be5\u6f0f\u6d1e\u3002\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u53d1\u9001\u7279\u5236ICMPv6\u62a5\u6587\u7684\u5f62\u5f0f\uff0c\u8fdb\u884c\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u3002",
  "discovererName": "Root",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u5347\u7ea7\u8865\u4e01/\u7248\u672c\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u7528\u6237\u53ca\u65f6\u4e0b\u8f7d\u66f4\u65b0\uff1a\r\nhttps://security.freebsd.org/patches/SA-16:01/sctp.patch",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-00682",
  "openTime": "2016-01-29",
  "patchDescription": "FreeBSD\u662f\u7531Core Team\u56e2\u961f\u8d1f\u8d23\u7684FreeBSD\u9879\u76ee\u4e2d\u7684\u4e00\u5957\u7c7bUnix\u81ea\u7531\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nFreeBSD ICMP v6 SCTP\u5305\u5934\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u4ea7\u751f\u7684\u539f\u56e0\u662f\uff0c\u672a\u80fd\u6b63\u786e\u5904\u7406SCTP\u534f\u8bae\u7684\u5305\u5934\uff0c\u5f53\u63a5\u6536\u6765\u81eaICMPv6\u7684\u9519\u8bef\u4fe1\u606f\u65f6\u5c31\u4f1a\u89e6\u53d1\u8be5\u6f0f\u6d1e\u3002\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u53d1\u9001\u7279\u5236ICMPv6\u62a5\u6587\u7684\u5f62\u5f0f\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": "FreeBSD ICMP v6 SCTP\u5305\u5934\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "FreeBSD FreeBSD 10.1",
      "FreeBSD FreeBSD 9.3",
      "FreeBSD FreeBSD 10.2"
    ]
  },
  "referenceLink": "http://blog.ptsecurity.com/2016/01/severe-vulnerabilities-detected-in.html",
  "serverity": "\u4e2d",
  "submitTime": "2016-01-26",
  "title": "FreeBSD ICMP v6 SCTP\u5305\u5934\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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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Detection rules are retrieved from Rulezet.

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