cnvd - cnvd-2021-09299

cnvd-2021-09299

Vulnerability from cnvd

Title: Cisco IOS XR信息泄露漏洞

Description:

Cisco IOS XR软件是用于服务提供商网络的模块化和完全分布式的网络操作系统。

Cisco IOS XR 7.1.2、7.2.1、7.3.1之前版本中的CLI解析器存在信息泄露漏洞。该漏洞源于在执行特定命令期间未充分应用限制。攻击者可利用该漏洞获取配置中的敏感信息。

Severity: 中

Patch Name: Cisco IOS XR信息泄露漏洞的补丁

Patch Description:

Cisco IOS XR软件是用于服务提供商网络的模块化和完全分布式的网络操作系统。

Cisco IOS XR 7.1.2、7.2.1、7.3.1之前版本中的CLI解析器存在信息泄露漏洞。该漏洞源于在执行特定命令期间未充分应用限制。攻击者可利用该漏洞获取配置中的敏感信息。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-ios-infodisc-4mtm9Gyt

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-1128

Impacted products

Name
['Cisco Cisco IOS XR <7.2.1', 'Cisco Cisco IOS XR <7.3.1', 'Cisco Cisco IOS XR <7.1.2']

Show details on source website

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-1128",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-1128"
    }
  },
  "description": "Cisco IOS XR\u8f6f\u4ef6\u662f\u7528\u4e8e\u670d\u52a1\u63d0\u4f9b\u5546\u7f51\u7edc\u7684\u6a21\u5757\u5316\u548c\u5b8c\u5168\u5206\u5e03\u5f0f\u7684\u7f51\u7edc\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nCisco IOS XR 7.1.2\u30017.2.1\u30017.3.1\u4e4b\u524d\u7248\u672c\u4e2d\u7684CLI\u89e3\u6790\u5668\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u6267\u884c\u7279\u5b9a\u547d\u4ee4\u671f\u95f4\u672a\u5145\u5206\u5e94\u7528\u9650\u5236\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u914d\u7f6e\u4e2d\u7684\u654f\u611f\u4fe1\u606f\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-ios-infodisc-4mtm9Gyt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-09299",
  "openTime": "2021-02-05",
  "patchDescription": "Cisco IOS XR\u8f6f\u4ef6\u662f\u7528\u4e8e\u670d\u52a1\u63d0\u4f9b\u5546\u7f51\u7edc\u7684\u6a21\u5757\u5316\u548c\u5b8c\u5168\u5206\u5e03\u5f0f\u7684\u7f51\u7edc\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nCisco IOS XR 7.1.2\u30017.2.1\u30017.3.1\u4e4b\u524d\u7248\u672c\u4e2d\u7684CLI\u89e3\u6790\u5668\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u5728\u6267\u884c\u7279\u5b9a\u547d\u4ee4\u671f\u95f4\u672a\u5145\u5206\u5e94\u7528\u9650\u5236\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u914d\u7f6e\u4e2d\u7684\u654f\u611f\u4fe1\u606f\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\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Cisco Cisco IOS XR \u003c7.2.1",
      "Cisco Cisco IOS XR \u003c7.3.1",
      "Cisco Cisco IOS XR \u003c7.1.2"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-1128",
  "serverity": "\u4e2d",
  "submitTime": "2021-02-04",
  "title": "Cisco IOS XR\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2021-1128 (GCVE-0-2021-1128)

Vulnerability from cvelistv5

Published

2021-02-04 16:35

Modified

2024-11-08 23:52

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CWE

CWE-201

Summary

A vulnerability in the CLI parser of Cisco IOS XR Software could allow an authenticated, local attacker to view more information than their privileges allow. The vulnerability is due to insufficient application of restrictions during the execution of a specific command. An attacker could exploit this vulnerability by using a specific command at the command line. A successful exploit could allow the attacker to obtain sensitive information within the configuration that otherwise might not have been accessible beyond the privileges of the invoking user.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-infodisc-4mtm9Gyt	vendor-advisory, x_refsource_CISCO

Impacted products

	Vendor	Product	Version
	Cisco	Cisco IOS XR Software	Version: n/a

Show details on NVD website

JSON

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        },
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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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