cnvd-2020-27776
Vulnerability from cnvd
Title: Cisco Firepower Threat Defense资源管理错误漏洞(CNVD-2020-27776)
Description:
Cisco Firepower Threat Defense(FTD)是美国思科(Cisco)公司的一套提供下一代防火墙服务的统一软件。
Cisco FTD Software中的数据包处理功能存在资源管理错误漏洞,该漏洞源于低效的内存管理。远程攻击者可通过高频率发送IPv4或IPv6流量利用该漏洞造成拒绝服务。
Severity: 高
Patch Name: Cisco Firepower Threat Defense资源管理错误漏洞(CNVD-2020-27776)的补丁
Patch Description:
Cisco Firepower Threat Defense(FTD)是美国思科(Cisco)公司的一套提供下一代防火墙服务的统一软件。
Cisco FTD Software中的数据包处理功能存在资源管理错误漏洞,该漏洞源于低效的内存管理。远程攻击者可通过高频率发送IPv4或IPv6流量利用该漏洞造成拒绝服务。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:
目前厂商已发布升级补丁以修复漏洞,补丁获取链接: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-dos-N2vQZASR
Reference: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-dos-N2vQZASR
Name | Cisco Firepower Threat Defense (FTD) Software |
---|
{ "cves": { "cve": { "cveNumber": "CVE-2020-3255" } }, "description": "Cisco Firepower Threat Defense\uff08FTD\uff09\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u63d0\u4f9b\u4e0b\u4e00\u4ee3\u9632\u706b\u5899\u670d\u52a1\u7684\u7edf\u4e00\u8f6f\u4ef6\u3002\n\nCisco FTD Software\u4e2d\u7684\u6570\u636e\u5305\u5904\u7406\u529f\u80fd\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f4e\u6548\u7684\u5185\u5b58\u7ba1\u7406\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u9ad8\u9891\u7387\u53d1\u9001IPv4\u6216IPv6\u6d41\u91cf\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-dos-N2vQZASR", "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e", "number": "CNVD-2020-27776", "openTime": "2020-05-12", "patchDescription": "Cisco Firepower Threat Defense\uff08FTD\uff09\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u63d0\u4f9b\u4e0b\u4e00\u4ee3\u9632\u706b\u5899\u670d\u52a1\u7684\u7edf\u4e00\u8f6f\u4ef6\u3002\r\n\r\nCisco FTD Software\u4e2d\u7684\u6570\u636e\u5305\u5904\u7406\u529f\u80fd\u5b58\u5728\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4f4e\u6548\u7684\u5185\u5b58\u7ba1\u7406\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u9ad8\u9891\u7387\u53d1\u9001IPv4\u6216IPv6\u6d41\u91cf\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\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 Firepower Threat Defense\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-27776\uff09\u7684\u8865\u4e01", "products": { "product": "Cisco Firepower Threat Defense (FTD) Software" }, "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-dos-N2vQZASR", "serverity": "\u9ad8", "submitTime": "2020-05-07", "title": "Cisco Firepower Threat Defense\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-27776\uff09" }
Sightings
Author | Source | Type | Date |
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
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- 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.