cnvd-2021-16432
Vulnerability from cnvd
Title
Contiki缓冲区溢出漏洞
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存在缓冲区溢出漏洞,该漏洞源于不对紧急数据指针的值进行完整性检查,允许攻击者通过在TCP数据包内提供任意紧急数据指针偏移来破坏内存。
Severity
低
VLAI Severity ?
Patch Name
Contiki缓冲区溢出漏洞的补丁
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存在缓冲区溢出漏洞,该漏洞源于不对紧急数据指针的值进行完整性检查,允许攻击者通过在TCP数据包内提供任意紧急数据指针偏移来破坏内存。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
目前厂商已发布升级补丁以修复漏洞,补丁获取链接: https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01
Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-17437
Impacted products
| Name | Contiki Contiki 3.0 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2020-17437",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-17437"
}
},
"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\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4e0d\u5bf9\u7d27\u6025\u6570\u636e\u6307\u9488\u7684\u503c\u8fdb\u884c\u5b8c\u6574\u6027\u68c0\u67e5\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u5728TCP\u6570\u636e\u5305\u5185\u63d0\u4f9b\u4efb\u610f\u7d27\u6025\u6570\u636e\u6307\u9488\u504f\u79fb\u6765\u7834\u574f\u5185\u5b58\u3002",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://us-cert.cisa.gov/ics/advisories/icsa-20-343-01",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-16432",
"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\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4e0d\u5bf9\u7d27\u6025\u6570\u636e\u6307\u9488\u7684\u503c\u8fdb\u884c\u5b8c\u6574\u6027\u68c0\u67e5\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u5728TCP\u6570\u636e\u5305\u5185\u63d0\u4f9b\u4efb\u610f\u7d27\u6025\u6570\u636e\u6307\u9488\u504f\u79fb\u6765\u7834\u574f\u5185\u5b58\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\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "Contiki Contiki 3.0"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-17437",
"serverity": "\u4f4e",
"submitTime": "2020-12-18",
"title": "Contiki\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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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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