cnvd - cnvd-2019-46436

cnvd-2019-46436

Vulnerability from cnvd

Title: Cisco IOS Access Points Software输入验证错误漏洞

Description:

Cisco IOS Access Points（APs）Software是美国思科（Cisco）公司的一套专用于Cisco无线接入点设备的软件。

Cisco IOS APs Software中802.11r Fast Transition的实现存在输入验证错误漏洞。攻击者可利用该漏洞造成设备意外重启，导致拒绝服务。

Severity: 中

Patch Name: Cisco IOS Access Points Software输入验证错误漏洞的补丁

Patch Description:

Cisco IOS Access Points（APs）Software是美国思科（Cisco）公司的一套专用于Cisco无线接入点设备的软件。

Cisco IOS APs Software中802.11r Fast Transition的实现存在输入验证错误漏洞。攻击者可利用该漏洞造成设备意外重启，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:

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-20190717-aironet-dos

Reference: https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190717-aironet-dos

Impacted products

Name
Cisco Cisco IOS Access Points（APs）Software 802.11r Fast Transition

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-1920",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2019-1920"
    }
  },
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-46436",
  "openTime": "2019-12-20",
  "patchDescription": "Cisco IOS Access Points\uff08APs\uff09Software\u662f\u7f8e\u56fd\u601d\u79d1\uff08Cisco\uff09\u516c\u53f8\u7684\u4e00\u5957\u4e13\u7528\u4e8eCisco\u65e0\u7ebf\u63a5\u5165\u70b9\u8bbe\u5907\u7684\u8f6f\u4ef6\u3002\r\n\r\nCisco IOS APs Software\u4e2d802.11r Fast Transition\u7684\u5b9e\u73b0\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u8bbe\u5907\u610f\u5916\u91cd\u542f\uff0c\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",
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  "products": {
    "product": "Cisco Cisco IOS Access Points\uff08APs\uff09Software 802.11r Fast Transition"
  },
  "referenceLink": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190717-aironet-dos",
  "serverity": "\u4e2d",
  "submitTime": "2019-07-22",
  "title": "Cisco IOS Access Points Software\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2019-1920 (GCVE-0-2019-1920)

Vulnerability from cvelistv5

Published

2019-07-17 20:20

Modified

2024-11-21 19:19

Severity ?

7.4 (High) - CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CWE

CWE-20

Summary

A vulnerability in the 802.11r Fast Transition (FT) implementation for Cisco IOS Access Points (APs) Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected interface. The vulnerability is due to a lack of complete error handling condition for client authentication requests sent to a targeted interface configured for FT. An attacker could exploit this vulnerability by sending crafted authentication request traffic to the targeted interface, causing the device to restart unexpectedly.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190717-aironet-dos	vendor-advisory, x_refsource_CISCO
	http://www.securityfocus.com/bid/109312	vdb-entry, x_refsource_BID

Impacted products

	Vendor	Product	Version
	Cisco	Cisco Aironet Access Point Software	Version: unspecified < 8.8.100.0

Show details on NVD website

JSON

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          },
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          }
        ],
        "title": "CVE Program Container"
      },
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        "metrics": [
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                  },
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        },
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          "versions": [
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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.
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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