cnvd - cnvd-2021-70106

cnvd-2021-70106

Vulnerability from cnvd

Title: Cisco IOS XR Software命令注入漏洞

Description:

Cisco IOS XR Software是一种独特的自治愈和自防御操作系统，它不但支持全天候运营，还能不断扩容和添加新服务或新特性。

Cisco IOS XR Software的CLI存在命令注入漏洞。该漏洞源于程序未对命令参数进行正确验证。攻击者可利用该漏洞访问受影响设备的底层root shell并以root身份执行任意命令。

Severity: 中

Patch Name: Cisco IOS XR Software命令注入漏洞的补丁

Patch Description:

Cisco IOS XR Software是一种独特的自治愈和自防御操作系统，它不但支持全天候运营，还能不断扩容和添加新服务或新特性。

Cisco IOS XR Software的CLI存在命令注入漏洞。该漏洞源于程序未对命令参数进行正确验证。攻击者可利用该漏洞访问受影响设备的底层root shell并以root身份执行任意命令。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-iosxr-cmd-inj-wbZKvPxc

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-34722

Impacted products

Name
Cisco IOS XR

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-34722",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-34722"
    }
  },
  "description": "Cisco IOS XR Software\u662f\u4e00\u79cd\u72ec\u7279\u7684\u81ea\u6cbb\u6108\u548c\u81ea\u9632\u5fa1\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5b83\u4e0d\u4f46\u652f\u6301\u5168\u5929\u5019\u8fd0\u8425\uff0c\u8fd8\u80fd\u4e0d\u65ad\u6269\u5bb9\u548c\u6dfb\u52a0\u65b0\u670d\u52a1\u6216\u65b0\u7279\u6027\u3002\n\nCisco IOS XR Software\u7684CLI\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u5bf9\u547d\u4ee4\u53c2\u6570\u8fdb\u884c\u6b63\u786e\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u53d7\u5f71\u54cd\u8bbe\u5907\u7684\u5e95\u5c42root shell\u5e76\u4ee5root\u8eab\u4efd\u6267\u884c\u4efb\u610f\u547d\u4ee4\u3002",
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-70106",
  "openTime": "2021-09-11",
  "patchDescription": "Cisco IOS XR Software\u662f\u4e00\u79cd\u72ec\u7279\u7684\u81ea\u6cbb\u6108\u548c\u81ea\u9632\u5fa1\u64cd\u4f5c\u7cfb\u7edf\uff0c\u5b83\u4e0d\u4f46\u652f\u6301\u5168\u5929\u5019\u8fd0\u8425\uff0c\u8fd8\u80fd\u4e0d\u65ad\u6269\u5bb9\u548c\u6dfb\u52a0\u65b0\u670d\u52a1\u6216\u65b0\u7279\u6027\u3002\r\n\r\nCisco IOS XR Software\u7684CLI\u5b58\u5728\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u5bf9\u547d\u4ee4\u53c2\u6570\u8fdb\u884c\u6b63\u786e\u9a8c\u8bc1\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8bbf\u95ee\u53d7\u5f71\u54cd\u8bbe\u5907\u7684\u5e95\u5c42root shell\u5e76\u4ee5root\u8eab\u4efd\u6267\u884c\u4efb\u610f\u547d\u4ee4\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 Software\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Cisco IOS XR"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-34722",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-09",
  "title": "Cisco IOS XR Software\u547d\u4ee4\u6ce8\u5165\u6f0f\u6d1e"
}

CVE-2021-34722 (GCVE-0-2021-34722)

Vulnerability from cvelistv5

Published

2021-09-09 05:01

Modified

2024-11-07 22:00

Severity ?

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

CWE

CWE-78

Summary

Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to gain access to the underlying root shell of an affected device and execute arbitrary commands with root privileges. For more information about these vulnerabilities, see the Details section of this advisory.

References

▼	URL	Tags
	https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-cmd-inj-wbZKvPxc	vendor-advisory, x_refsource_CISCO

Impacted products

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

Show details on NVD website

JSON

To clipboard

{
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          }
        ],
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                "role": "CISA Coordinator",
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                "version": "2.0.3"
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        "providerMetadata": {
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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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