github - ghsa-pvh9-pfm3-2228

GHSA-PVH9-PFM3-2228

Vulnerability from github – Published: 2022-05-27 00:00 – Updated: 2022-06-10 00:00

Details

This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols. The impact of this vulnerability is that, in certain conditions, TerminAttr might leak MACsec sensitive data in clear text in CVP to other authorized users, which could cause MACsec traffic to be decrypted or modified by other authorized users on the device.

Severity ?

6.1 (Medium)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2021-28509"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-319"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-05-26T20:15:00Z",
    "severity": "MODERATE"
  },
  "details": "This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols. The impact of this vulnerability is that, in certain conditions, TerminAttr might leak MACsec sensitive data in clear text in CVP to other authorized users, which could cause MACsec traffic to be decrypted or modified by other authorized users on the device.",
  "id": "GHSA-pvh9-pfm3-2228",
  "modified": "2022-06-10T00:00:51Z",
  "published": "2022-05-27T00:00:32Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-28509"
    },
    {
      "type": "WEB",
      "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-28509 (GCVE-0-2021-28509)

Vulnerability from cvelistv5 – Published: 2022-05-26 19:50 – Updated: 2024-09-16 20:32

Summary

Severity ?

6.1 (Medium)


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

CWE

CWE-255 - Credentials Management

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: 4.23 , ≤ 4.23.11 (custom)
Affected: 4.24 , ≤ 4.24.9 (custom)
Affected: 4.25 , ≤ 4.25.7 (custom)
Affected: 4.26 , ≤ 4.26.5 (custom)
Affected: 4.27 , ≤ 4.27.3 (custom)

Arista Networks

Arista TerminAttr

Affected: v1.10 , ≤ v1.10.10 (custom)
Affected: v1.16 , ≤ v1.16.7 (custom)
Affected: v1.19 , ≤ v1.19.1 (custom)

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T21:47:32.596Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Arista EOS",
          "vendor": "Arista Networks",
          "versions": [
            {
              "lessThanOrEqual": "4.23.11",
              "status": "affected",
              "version": "4.23",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "4.24.9",
              "status": "affected",
              "version": "4.24",
              "versionType": "custom"
            },
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              "lessThanOrEqual": "4.25.7",
              "status": "affected",
              "version": "4.25",
              "versionType": "custom"
            },
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              "lessThanOrEqual": "4.26.5",
              "status": "affected",
              "version": "4.26",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "4.27.3",
              "status": "affected",
              "version": "4.27",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Arista TerminAttr",
          "vendor": "Arista Networks",
          "versions": [
            {
              "lessThanOrEqual": "v1.10.10",
              "status": "affected",
              "version": "v1.10",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "v1.16.7",
              "status": "affected",
              "version": "v1.16",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "v1.19.1",
              "status": "affected",
              "version": "v1.19",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2022-05-25T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "This advisory documents the impact of an internally found vulnerability in Arista EOS state streaming telemetry agent TerminAttr and OpenConfig transport protocols. The impact of this vulnerability is that, in certain conditions, TerminAttr might leak MACsec sensitive data in clear text in CVP to other authorized users, which could cause MACsec traffic to be decrypted or modified by other authorized users on the device."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N",
            "version": "3.1"
          }
        }
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      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-255",
              "description": "CWE-255 Credentials Management",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-05-26T19:50:36",
        "orgId": "c8b34d1a-69ae-45c3-88fe-f3b3d44f39b7",
        "shortName": "Arista"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.arista.com/en/support/advisories-notices/security-advisories/15484-security-advisory-0077"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "The recommended resolution is to upgrade to a remediated software version at your earliest convenience.\n\nThe vulnerability is fixed in the following versions:\n\nEOS versions:\n   4.24.10 and later release in the 4.24.x train\n   4.25.8 and later releases in the 4.25.x train\n   4.26.6 and later releases in the 4.26.x train\n   4.27.4 and later releases in the 4.27.x train\nTerminAttr versions:\n   TerminAttr v1.10.11 and later releases in the v1.10.x train\n   TerminAttr v1.16.8 and later releases in the v1.16.x train\n   TerminAttr v1.19.2 and later releases"
        }
      ],
      "source": {
        "advisory": "Security Advisory 0077",
        "defect": [
          "CVE-2021-28509"
        ],
        "discovery": "INTERNAL"
      },
      "title": "TerminAttr streams MACsec sensitive data in clear text to other authorized users in CVP",
      "workarounds": [
        {
          "lang": "en",
          "value": "On the affected versions, the vulnerabilities can be mitigated by disabling TerminAttr agent."
        }
      ],
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@arista.com",
          "DATE_PUBLIC": "2022-05-25T16:10:00.000Z",
          "ID": "CVE-2021-28509",
          "STATE": "PUBLIC",
          "TITLE": "TerminAttr streams MACsec sensitive data in clear text to other authorized users in CVP"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Arista EOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c=",
                            "version_name": "4.23",
                            "version_value": "4.23.11"
                          },
                          {
                            "version_affected": "\u003c=",
                            "version_name": "4.24",
                            "version_value": "4.24.9"
                          },
                          {
                            "version_affected": "\u003c=",
                            "version_name": "4.25",
                            "version_value": "4.25.7"
                          },
                          {
                            "version_affected": "\u003c=",
                            "version_name": "4.26",
                            "version_value": "4.26.5"
                          },
                          {
                            "version_affected": "\u003c=",
                            "version_name": "4.27",
                            "version_value": "4.27.3"
                          }
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                      }
                    },
                    {
                      "product_name": "Arista TerminAttr",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c=",
                            "version_name": "v1.10",
                            "version_value": "v1.10.10"
                          },
                          {
                            "version_affected": "\u003c=",
                            "version_name": "v1.16",
                            "version_value": "v1.16.7"
                          },
                          {
                            "version_affected": "\u003c=",
                            "version_name": "v1.19",
                            "version_value": "v1.19.1"
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        "solution": [
          {
            "lang": "en",
            "value": "The recommended resolution is to upgrade to a remediated software version at your earliest convenience.\n\nThe vulnerability is fixed in the following versions:\n\nEOS versions:\n   4.24.10 and later release in the 4.24.x train\n   4.25.8 and later releases in the 4.25.x train\n   4.26.6 and later releases in the 4.26.x train\n   4.27.4 and later releases in the 4.27.x train\nTerminAttr versions:\n   TerminAttr v1.10.11 and later releases in the v1.10.x train\n   TerminAttr v1.16.8 and later releases in the v1.16.x train\n   TerminAttr v1.19.2 and later releases"
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          {
            "lang": "en",
            "value": "On the affected versions, the vulnerabilities can be mitigated by disabling TerminAttr agent."
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "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

GHSA-PVH9-PFM3-2228

CVE-2021-28509 (GCVE-0-2021-28509)

Tags

Sightings

Nomenclature