CNVD-2021-102370

Vulnerability from cnvd - Published: 2021-12-27
VLAI Severity ?
Title
Cisco IOS XR Software DVMRP内存耗尽漏洞
Description
Cisco IOS XR Software是美国思科(Cisco)公司的一套为其网络设备开发的操作系统。 Cisco IOS XR Software DVMRP存在内存耗尽漏洞,攻击者可利用该漏洞使IGMP进程崩溃或导致内存耗尽。
Severity
Patch Name
Cisco IOS XR Software DVMRP内存耗尽漏洞的补丁
Patch Description
Cisco IOS XR Software是美国思科(Cisco)公司的一套为其网络设备开发的操作系统。 Cisco IOS XR Software DVMRP存在内存耗尽漏洞,攻击者可利用该漏洞使IGMP进程崩溃或导致内存耗尽。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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-dvmrp-memexh-dSmpdvfz

Reference
https://nvd.nist.gov/vuln/detail/CVE-2020-3569
Impacted products
Name
Cisco IOS XR Software
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-3569",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-3569"
    }
  },
  "description": "Cisco IOS XR Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nCisco IOS XR Software DVMRP\u5b58\u5728\u5185\u5b58\u8017\u5c3d\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7fIGMP\u8fdb\u7a0b\u5d29\u6e83\u6216\u5bfc\u81f4\u5185\u5b58\u8017\u5c3d\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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-dvmrp-memexh-dSmpdvfz",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-102370",
  "openTime": "2021-12-27",
  "patchDescription": "Cisco IOS XR Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e3a\u5176\u7f51\u7edc\u8bbe\u5907\u5f00\u53d1\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco IOS XR Software DVMRP\u5b58\u5728\u5185\u5b58\u8017\u5c3d\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7fIGMP\u8fdb\u7a0b\u5d29\u6e83\u6216\u5bfc\u81f4\u5185\u5b58\u8017\u5c3d\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": "Cisco IOS XR Software DVMRP\u5185\u5b58\u8017\u5c3d\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco IOS XR Software"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-3569",
  "serverity": "\u4e2d",
  "submitTime": "2020-10-09",
  "title": "Cisco IOS XR Software DVMRP\u5185\u5b58\u8017\u5c3d\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.
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  • 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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