cnvd - cnvd-2021-102374

CNVD-2021-102374

Vulnerability from cnvd - Published: 2021-12-27

Title

Arista Networks MOS授权问题漏洞

Description

Arista Networks MOS是美国Arista Networks公司的一个完全可编程且高度模块化的基于Linux 的网络操作系统，使用熟悉的行业标准CLI，并在Arista 交换系列中运行单个二进制软件映像。 Arista Networks MOS中存在授权问题漏洞，攻击者可利用该漏洞使访问Web UI的非特权用户会绕过身份验证。

Severity

中

Patch Name

Arista Networks MOS授权问题漏洞的补丁

Patch Description

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/12916-security-advisory-68

Reference

https://www.arista.com/en/support/advisories-notices/security-advisories/12916-security-advisory-68

Impacted products

Name
Arista Networks Arista Metamako <=MOS-0.34.0

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-28494"
    }
  },
  "description": "Arista Networks MOS\u662f\u7f8e\u56fdArista Networks\u516c\u53f8\u7684\u4e00\u4e2a\u5b8c\u5168\u53ef\u7f16\u7a0b\u4e14\u9ad8\u5ea6\u6a21\u5757\u5316\u7684\u57fa\u4e8eLinux \u7684\u7f51\u7edc\u64cd\u4f5c\u7cfb\u7edf\uff0c\u4f7f\u7528\u719f\u6089\u7684\u884c\u4e1a\u6807\u51c6CLI\uff0c\u5e76\u5728Arista \u4ea4\u6362\u7cfb\u5217\u4e2d\u8fd0\u884c\u5355\u4e2a\u4e8c\u8fdb\u5236\u8f6f\u4ef6\u6620\u50cf\u3002\n\nArista Networks MOS\u4e2d\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u8bbf\u95eeWeb UI\u7684\u975e\u7279\u6743\u7528\u6237\u4f1a\u7ed5\u8fc7\u8eab\u4efd\u9a8c\u8bc1\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/12916-security-advisory-68",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-102374",
  "openTime": "2021-12-27",
  "patchDescription": "Arista Networks MOS\u662f\u7f8e\u56fdArista Networks\u516c\u53f8\u7684\u4e00\u4e2a\u5b8c\u5168\u53ef\u7f16\u7a0b\u4e14\u9ad8\u5ea6\u6a21\u5757\u5316\u7684\u57fa\u4e8eLinux \u7684\u7f51\u7edc\u64cd\u4f5c\u7cfb\u7edf\uff0c\u4f7f\u7528\u719f\u6089\u7684\u884c\u4e1a\u6807\u51c6CLI\uff0c\u5e76\u5728Arista \u4ea4\u6362\u7cfb\u5217\u4e2d\u8fd0\u884c\u5355\u4e2a\u4e8c\u8fdb\u5236\u8f6f\u4ef6\u6620\u50cf\u3002\r\n\r\nArista Networks MOS\u4e2d\u5b58\u5728\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u4f7f\u8bbf\u95eeWeb UI\u7684\u975e\u7279\u6743\u7528\u6237\u4f1a\u7ed5\u8fc7\u8eab\u4efd\u9a8c\u8bc1\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 MOS\u6388\u6743\u95ee\u9898\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Arista Networks Arista Metamako \u003c=MOS-0.34.0"
  },
  "referenceLink": "https://www.arista.com/en/support/advisories-notices/security-advisories/12916-security-advisory-68",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-14",
  "title": "Arista Networks MOS\u6388\u6743\u95ee\u9898\u6f0f\u6d1e"
}

CVE-2021-28494 (GCVE-0-2021-28494)

Vulnerability from cvelistv5 – Published: 2021-09-09 12:46 – Updated: 2024-08-03 21:47

Summary

In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, under certain conditions, authentication is bypassed by unprivileged users who are accessing the Web UI. This issue affects: Arista Metamako Operating System MOS-0.34.0 and prior releases

Severity ?

9.6 (Critical)


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

CWE

CWE-287 - Improper Authentication

Assigner

Arista

References

URL

Tags

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

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	Arista	Metamako Operating System	Affected: MOS-0.35.0 , < MOS-0.35.0 (custom)

Show details on NVD website

JSON

To clipboard

{
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      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T21:47:31.799Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/12916-security-advisory-68"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "platforms": [
            "Arista 7130 Systems running MOS"
          ],
          "product": "Metamako Operating System",
          "vendor": "Arista",
          "versions": [
            {
              "lessThan": "MOS-0.35.0",
              "status": "affected",
              "version": "MOS-0.35.0",
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.6,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H",
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          }
        }
      ],
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          "descriptions": [
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      ],
      "providerMetadata": {
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        "orgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7",
        "shortName": "Arista"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/12916-security-advisory-68"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to MOS-0.35.0\n"
        }
      ],
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      },
      "x_generator": {
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      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@arista.com",
          "ID": "CVE-2021-28494",
          "STATE": "PUBLIC"
        },
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          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Metamako Operating System",
                      "version": {
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  "dataVersion": "5.1"
}

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-2021-102374

CVE-2021-28494 (GCVE-0-2021-28494)

Tags

Sightings

Nomenclature