cnvd - cnvd-2020-32900

cnvd-2020-32900

Vulnerability from cnvd

Title: 多款Cisco产品输入验证错误漏洞（CNVD-2020-32900）

Description:

Cisco NX-OS Software等都是美国思科（Cisco）公司的产品。Cisco NX-OS Software是一套交换机使用的数据中心级操作系统软件。Cisco IOS是一套为其网络设备开发的操作系统。IOS XE是一套为其网络设备开发的操作系统。

Cisco IOS、Cisco IOS XE和Cisco NX-OS中的Security Group Tag Exchange Protocol (SXP)存在输入验证错误漏洞，该漏洞源于未正确处理SXP数据包。攻击者可通过将特制的SXP数据包发送到受影响的设备利用该漏洞重新加载受影响的设备，进而导致拒绝服务。

Severity: 高

Patch Name: 多款Cisco产品输入验证错误漏洞（CNVD-2020-32900）的补丁

Patch Description:

Cisco IOS、Cisco IOS XE和Cisco NX-OS中的Security Group Tag Exchange Protocol (SXP)存在输入验证错误漏洞，该漏洞源于未正确处理SXP数据包。攻击者可通过将特制的SXP数据包发送到受影响的设备利用该漏洞重新加载受影响的设备，进而导致拒绝服务。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-sxp-68TEVzR

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-3228

Impacted products

Name
['Cisco IOS XE', 'Cisco IOS', 'Cisco NX-OS']

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2020-3228"
    }
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  "serverity": "\u9ad8",
  "submitTime": "2020-06-04",
  "title": "\u591a\u6b3eCisco\u4ea7\u54c1\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff08CNVD-2020-32900\uff09"
}

CVE-2020-3228 (GCVE-0-2020-3228)

Vulnerability from cvelistv5

Published

2020-06-03 17:42

Modified

2024-11-15 17:13

Severity ?

6.8 (Medium) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H

CWE

CWE-20

Summary

A vulnerability in Security Group Tag Exchange Protocol (SXP) in Cisco IOS Software, Cisco IOS XE Software, and Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause the affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability exists because crafted SXP packets are mishandled. An attacker could exploit this vulnerability by sending specifically crafted SXP packets to the affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sxp-68TEVzR	vendor-advisory, x_refsource_CISCO

Impacted products

	Vendor	Product	Version
	Cisco	Cisco IOS 15.3(2)T	Version: n/a

Show details on NVD website

JSON

To clipboard

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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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