cnvd-2020-32363
Vulnerability from cnvd

Title: FreeBSD ipfw缓冲区溢出漏洞

Description:

FreeBSD是FreeBSD基金会的一套类Unix操作系统。ipfw是其中的一个IP防火墙组件。

FreeBSD中的ipfw存在缓冲区溢出漏洞,该漏洞源于程序未能正确验证数据包,攻击者可利用该漏洞导致内存越界访问,造成内核错误或其他危害。

Severity:

Patch Name: FreeBSD ipfw缓冲区溢出漏洞的补丁

Patch Description:

FreeBSD是FreeBSD基金会的一套类Unix操作系统。ipfw是其中的一个IP防火墙组件。

FreeBSD中的ipfw存在缓冲区溢出漏洞,该漏洞源于程序未能正确验证数据包,攻击者可利用该漏洞导致内存越界访问,造成内核错误或其他危害。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:

厂商已发布了漏洞修复程序,请及时关注更新: https://security.freebsd.org/advisories/FreeBSD-SA-20:10.ipfw.asc

Reference: https://www.auscert.org.au/bulletins/ESB-2020.1389/ https://vigilance.fr/vulnerability/FreeBSD-use-after-free-via-ipfw-32077

Impacted products
Name
['FreeBSD Freebsd 12.1-STABLE,<r356035', 'FreeBSD Freebsd 12.1-RELEASE,<12.1-RELEASE-p4', 'FreeBSD Freebsd 11.3-STABLE,<r356036', 'FreeBSD Freebsd 11.3-RELEASE,<11.3-RELEASE-p8']
Show details on source website


{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-5614"
    }
  },
  "description": "FreeBSD\u662fFreeBSD\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\u3002ipfw\u662f\u5176\u4e2d\u7684\u4e00\u4e2aIP\u9632\u706b\u5899\u7ec4\u4ef6\u3002\n\nFreeBSD\u4e2d\u7684ipfw\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u5305\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u8d8a\u754c\u8bbf\u95ee\uff0c\u9020\u6210\u5185\u6838\u9519\u8bef\u6216\u5176\u4ed6\u5371\u5bb3\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://security.freebsd.org/advisories/FreeBSD-SA-20:10.ipfw.asc",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-32363",
  "openTime": "2020-06-11",
  "patchDescription": "FreeBSD\u662fFreeBSD\u57fa\u91d1\u4f1a\u7684\u4e00\u5957\u7c7bUnix\u64cd\u4f5c\u7cfb\u7edf\u3002ipfw\u662f\u5176\u4e2d\u7684\u4e00\u4e2aIP\u9632\u706b\u5899\u7ec4\u4ef6\u3002\r\n\r\nFreeBSD\u4e2d\u7684ipfw\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u5305\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5185\u5b58\u8d8a\u754c\u8bbf\u95ee\uff0c\u9020\u6210\u5185\u6838\u9519\u8bef\u6216\u5176\u4ed6\u5371\u5bb3\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 ipfw\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "FreeBSD Freebsd 12.1-STABLE\uff0c\u003cr356035",
      "FreeBSD Freebsd 12.1-RELEASE\uff0c\u003c12.1-RELEASE-p4",
      "FreeBSD Freebsd 11.3-STABLE\uff0c\u003cr356036",
      "FreeBSD Freebsd 11.3-RELEASE\uff0c\u003c11.3-RELEASE-p8"
    ]
  },
  "referenceLink": "https://www.auscert.org.au/bulletins/ESB-2020.1389/\r\nhttps://vigilance.fr/vulnerability/FreeBSD-use-after-free-via-ipfw-32077",
  "serverity": "\u9ad8",
  "submitTime": "2020-04-24",
  "title": "FreeBSD ipfw\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}


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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.
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  • 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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