cnvd-2021-15776
Vulnerability from cnvd
Title: Cisco SD-WAN UDP拒绝服务漏洞
Description:
Cisco SD-WAN vEdge是美国思科(Cisco)公司的是一款路由器。该设备可为思科SD-WAN解决方案提供基本WAN,安全性和多云功能。Cisco SD-WAN vManage是美国思科(Cisco)公司的一款可提供软件定义网络功能的软件。该软件为网络虚拟化的一种方式。
Cisco SD-WAN软件的UDP链接响应存在拒绝服务漏洞,该漏洞源于vDaemon中存在空指针取消引用,未经身份认证的远程攻击者可通过向受影响设备发送特制流量利用该漏洞导致拒绝服务。
Severity: 高
Patch Name: Cisco SD-WAN UDP拒绝服务漏洞的补丁
Patch Description:
Cisco SD-WAN vEdge是美国思科(Cisco)公司的是一款路由器。该设备可为思科SD-WAN解决方案提供基本WAN,安全性和多云功能。Cisco SD-WAN vManage是美国思科(Cisco)公司的一款可提供软件定义网络功能的软件。该软件为网络虚拟化的一种方式。
Cisco SD-WAN软件的UDP链接响应存在拒绝服务漏洞,该漏洞源于vDaemon中存在空指针取消引用,未经身份认证的远程攻击者可通过向受影响设备发送特制流量利用该漏洞导致拒绝服务。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:
厂商已提供漏洞修补方案,请关注厂商主页及时更新: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-dosmulti-48jJuEUP
Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-1274
Name | ['Cisco SD-WAN vManage Software null', 'Cisco SD-WAN vEdge Routers null', 'Cisco SD-WAN vSmart Controller null', 'Cisco SD-WAN vBond Orchestrator null', 'Cisco SD-WAN vEdge Cloud Routers null'] |
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{ "cves": { "cve": { "cveNumber": "CVE-2021-1274", "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-1274" } }, "description": "Cisco SD-WAN vEdge\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u662f\u4e00\u6b3e\u8def\u7531\u5668\u3002\u8be5\u8bbe\u5907\u53ef\u4e3a\u601d\u79d1SD-WAN\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u57fa\u672cWAN\uff0c\u5b89\u5168\u6027\u548c\u591a\u4e91\u529f\u80fd\u3002Cisco SD-WAN vManage\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u53ef\u63d0\u4f9b\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u529f\u80fd\u7684\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u4e3a\u7f51\u7edc\u865a\u62df\u5316\u7684\u4e00\u79cd\u65b9\u5f0f\u3002\n\nCisco SD-WAN\u8f6f\u4ef6\u7684UDP\u94fe\u63a5\u54cd\u5e94\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8evDaemon\u4e2d\u5b58\u5728\u7a7a\u6307\u9488\u53d6\u6d88\u5f15\u7528\uff0c\u672a\u7ecf\u8eab\u4efd\u8ba4\u8bc1\u7684\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411\u53d7\u5f71\u54cd\u8bbe\u5907\u53d1\u9001\u7279\u5236\u6d41\u91cf\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u3002", "formalWay": "\u5382\u5546\u5df2\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u8865\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u53ca\u65f6\u66f4\u65b0\uff1a\r\nhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-dosmulti-48jJuEUP", "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e", "number": "CNVD-2021-15776", "openTime": "2021-03-09", "patchDescription": "Cisco SD-WAN vEdge\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u662f\u4e00\u6b3e\u8def\u7531\u5668\u3002\u8be5\u8bbe\u5907\u53ef\u4e3a\u601d\u79d1SD-WAN\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u57fa\u672cWAN\uff0c\u5b89\u5168\u6027\u548c\u591a\u4e91\u529f\u80fd\u3002Cisco SD-WAN vManage\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u53ef\u63d0\u4f9b\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\u529f\u80fd\u7684\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u4e3a\u7f51\u7edc\u865a\u62df\u5316\u7684\u4e00\u79cd\u65b9\u5f0f\u3002\r\n\r\nCisco SD-WAN\u8f6f\u4ef6\u7684UDP\u94fe\u63a5\u54cd\u5e94\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8evDaemon\u4e2d\u5b58\u5728\u7a7a\u6307\u9488\u53d6\u6d88\u5f15\u7528\uff0c\u672a\u7ecf\u8eab\u4efd\u8ba4\u8bc1\u7684\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u5411\u53d7\u5f71\u54cd\u8bbe\u5907\u53d1\u9001\u7279\u5236\u6d41\u91cf\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\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 SD-WAN UDP\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01", "products": { "product": [ "Cisco SD-WAN vManage Software null", "Cisco SD-WAN vEdge Routers null", "Cisco SD-WAN vSmart Controller null", "Cisco SD-WAN vBond Orchestrator null", "Cisco SD-WAN vEdge Cloud Routers null" ] }, "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-1274", "serverity": "\u9ad8", "submitTime": "2021-01-22", "title": "Cisco SD-WAN UDP\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e" }
Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- 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.