cnvd - cnvd-2021-102372

CNVD-2021-102372

Vulnerability from cnvd - Published: 2021-12-27

Title

Arista Networks Arista EOS存在未明漏洞

Description

Arista Networks Arista EOS是美国Arista Networks公司的一款应用于数据中心和云网络中心的可扩展操作系统。 Arista Networks Arista EOS和clouddeos存在安全漏洞，攻击者可利用该漏洞获取为供双向转发检测 (BFD) 使用的密码。

Severity

中

Patch Name

Arista Networks Arista EOS存在未明漏洞的补丁

Patch Description

Arista Networks Arista EOS是美国Arista Networks公司的一款应用于数据中心和云网络中心的可扩展操作系统。 Arista Networks Arista EOS和clouddeos存在安全漏洞，攻击者可利用该漏洞获取为供双向转发检测 (BFD) 使用的密码。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://www.arista.com/en/support/advisories-notices/security-advisories/13243-security-advisory-0069

Reference

https://www.arista.com/en/support/advisories-notices/security-advisories/13243-security-advisory-0069

Impacted products

Name
['Arista Networks Arista Networks Arista EOS 4.22.', 'Arista Networks Arista Networks Arista EOS 4.23.，<=4.23.9', 'Arista Networks Arista Networks Arista EOS 4.24.，<=4.24.7', 'Arista Networks Arista Networks Arista EOS 4.25，<=4.25.4', 'Arista Networks Arista Networks Arista EOS 4.26.，<=4.26.1']

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-28496"
    }
  },
  "description": "Arista Networks Arista EOS\u662f\u7f8e\u56fdArista Networks\u516c\u53f8\u7684\u4e00\u6b3e\u5e94\u7528\u4e8e\u6570\u636e\u4e2d\u5fc3\u548c\u4e91\u7f51\u7edc\u4e2d\u5fc3\u7684\u53ef\u6269\u5c55\u64cd\u4f5c\u7cfb\u7edf\u3002\n\nArista Networks Arista EOS\u548cclouddeos\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u4e3a\u4f9b\u53cc\u5411\u8f6c\u53d1\u68c0\u6d4b (BFD) \u4f7f\u7528\u7684\u5bc6\u7801\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://www.arista.com/en/support/advisories-notices/security-advisories/13243-security-advisory-0069",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-102372",
  "openTime": "2021-12-27",
  "patchDescription": "Arista Networks Arista EOS\u662f\u7f8e\u56fdArista Networks\u516c\u53f8\u7684\u4e00\u6b3e\u5e94\u7528\u4e8e\u6570\u636e\u4e2d\u5fc3\u548c\u4e91\u7f51\u7edc\u4e2d\u5fc3\u7684\u53ef\u6269\u5c55\u64cd\u4f5c\u7cfb\u7edf\u3002\r\n\r\nArista Networks Arista EOS\u548cclouddeos\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u83b7\u53d6\u4e3a\u4f9b\u53cc\u5411\u8f6c\u53d1\u68c0\u6d4b (BFD) \u4f7f\u7528\u7684\u5bc6\u7801\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": "Arista Networks Arista EOS\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Arista Networks Arista Networks Arista EOS 4.22.*",
      "Arista Networks Arista Networks Arista EOS 4.23.*\uff0c\u003c=4.23.9",
      "Arista Networks Arista Networks Arista EOS 4.24.*\uff0c\u003c=4.24.7",
      "Arista Networks Arista Networks Arista EOS 4.25\uff0c\u003c=4.25.4",
      "Arista Networks Arista Networks Arista EOS 4.26.*\uff0c\u003c=4.26.1"
    ]
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  "referenceLink": "https://www.arista.com/en/support/advisories-notices/security-advisories/13243-security-advisory-0069",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-25",
  "title": "Arista Networks Arista EOS\u5b58\u5728\u672a\u660e\u6f0f\u6d1e"
}

CVE-2021-28496 (GCVE-0-2021-28496)

Vulnerability from cvelistv5 – Published: 2021-10-21 16:41 – Updated: 2024-09-16 17:39

Summary

On systems running Arista EOS and CloudEOS with the affected release version, when using shared secret profiles the password configured for use by BiDirectional Forwarding Detection (BFD) will be leaked when displaying output over eAPI or other JSON outputs to other authenticated users on the device. The affected EOS Versions are: all releases in 4.22.x train, 4.23.9 and below releases in the 4.23.x train, 4.24.7 and below releases in the 4.24.x train, 4.25.4 and below releases in the 4.25.x train, 4.26.1 and below releases in the 4.26.x train

Severity ?

5.7 (Medium)


                        
                          CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-311 - Missing Encryption of Sensitive Data

Assigner

Arista

References

URL

Tags

https://www.arista.com/en/support/advisories-noti…

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Arista Networks	Arista EOS	Affected: EOS-4.22 , ≤ EOS-4.22.12 (custom) Affected: EOS-4.23 , < EOS-4.23.10 (custom) Affected: EOS-4.24 , < EOS-4.24.8 (custom) Affected: EOS-4.25 , < EOS-4.25.5 (custom) Affected: EOS-4.26 , < EOS-4.26.2 (custom)

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JSON

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{
  "containers": {
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T21:47:32.613Z",
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              "lessThan": "EOS-4.23.10",
              "status": "affected",
              "version": "EOS-4.23",
              "versionType": "custom"
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              "lessThan": "EOS-4.24.8",
              "status": "affected",
              "version": "EOS-4.24",
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              "version": "EOS-4.25",
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              "version": "EOS-4.26",
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            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 5.7,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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        "dateUpdated": "2021-10-21T16:41:47",
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        },
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          "value": "The restriction of access to the related CLI show command of specified role type can be used as an immediate mitigation. \nThe detailed instructions of role-based authorization can be found at https://www.arista.com/um-eos/eos-user-security#xx1347683."
        }
      ],
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          "ASSIGNER": "psirt@arista.com",
          "DATE_PUBLIC": "2021-10-19T16:00:00.000Z",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2021-102372

CVE-2021-28496 (GCVE-0-2021-28496)

Tags

Sightings

Nomenclature