cnvd-2021-16433
Vulnerability from cnvd
Title
Contiki越界读取漏洞
Description
Contiki是一款用于内存受限系统的开源、高度可移植、网络化的多任务操作系统。 Contiki中的uIP TCP/IP Stack组件中的net/ipv4/uip.c中的upper_layer_chksum在计算IP数据包的校验和时存在越界读取漏洞。攻击者可利用漏洞通过发送构建的IP数据包在设备上触发拒绝服务条件。
Severity
中
Patch Name
Contiki越界读取漏洞的补丁
Patch Description
Contiki是一款用于内存受限系统的开源、高度可移植、网络化的多任务操作系统。 Contiki中的uIP TCP/IP Stack组件中的net/ipv4/uip.c中的upper_layer_chksum在计算IP数据包的校验和时存在越界读取漏洞。攻击者可利用漏洞通过发送构建的IP数据包在设备上触发拒绝服务条件。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://us-cert.cisa.gov/ics/advisories/icsa-20-343-01

Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-13987
Impacted products
Name
Contiki Contiki 3.0
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-13987",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-13987"
    }
  },
  "description": "Contiki\u662f\u4e00\u6b3e\u7528\u4e8e\u5185\u5b58\u53d7\u9650\u7cfb\u7edf\u7684\u5f00\u6e90\u3001\u9ad8\u5ea6\u53ef\u79fb\u690d\u3001\u7f51\u7edc\u5316\u7684\u591a\u4efb\u52a1\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nContiki\u4e2d\u7684uIP TCP/IP Stack\u7ec4\u4ef6\u4e2d\u7684net/ipv4/uip.c\u4e2d\u7684upper_layer_chksum\u5728\u8ba1\u7b97IP\u6570\u636e\u5305\u7684\u6821\u9a8c\u548c\u65f6\u5b58\u5728\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u901a\u8fc7\u53d1\u9001\u6784\u5efa\u7684IP\u6570\u636e\u5305\u5728\u8bbe\u5907\u4e0a\u89e6\u53d1\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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://us-cert.cisa.gov/ics/advisories/icsa-20-343-01",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-16433",
  "openTime": "2021-03-11",
  "patchDescription": "Contiki\u662f\u4e00\u6b3e\u7528\u4e8e\u5185\u5b58\u53d7\u9650\u7cfb\u7edf\u7684\u5f00\u6e90\u3001\u9ad8\u5ea6\u53ef\u79fb\u690d\u3001\u7f51\u7edc\u5316\u7684\u591a\u4efb\u52a1\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nContiki\u4e2d\u7684uIP TCP/IP Stack\u7ec4\u4ef6\u4e2d\u7684net/ipv4/uip.c\u4e2d\u7684upper_layer_chksum\u5728\u8ba1\u7b97IP\u6570\u636e\u5305\u7684\u6821\u9a8c\u548c\u65f6\u5b58\u5728\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u901a\u8fc7\u53d1\u9001\u6784\u5efa\u7684IP\u6570\u636e\u5305\u5728\u8bbe\u5907\u4e0a\u89e6\u53d1\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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": "Contiki\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Contiki Contiki 3.0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-13987",
  "serverity": "\u4e2d",
  "submitTime": "2020-12-14",
  "title": "Contiki\u8d8a\u754c\u8bfb\u53d6\u6f0f\u6d1e"
}


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