ubuntu-cve-2021-43798
Vulnerability from osv_ubuntu
Published
2021-12-07 19:15
Modified
2025-10-24 04:50
Summary
Details

Grafana is an open-source platform for monitoring and observability. Grafana versions 8.0.0-beta1 through 8.3.0 (except for patched versions) iss vulnerable to directory traversal, allowing access to local files. The vulnerable URL path is: <grafana_host_url>/public/plugins//, where is the plugin ID for any installed plugin. At no time has Grafana Cloud been vulnerable. Users are advised to upgrade to patched versions 8.0.7, 8.1.8, 8.2.7, or 8.3.1. The GitHub Security Advisory contains more information about vulnerable URL paths, mitigation, and the disclosure timeline.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
N/A (UNKNOWN)
high
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "grafana",
            "binary_version": "2.6.0+dfsg-1"
          },
          {
            "binary_name": "grafana-data",
            "binary_version": "2.6.0+dfsg-1"
          }
        ],
        "priority_reason": "Listed in CISA Known Exploited Vulnerabilities Catalog"
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "grafana",
        "purl": "pkg:deb/ubuntu/grafana@2.6.0+dfsg-1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.6.0+dfsg-1"
      ]
    }
  ],
  "aliases": [],
  "details": "Grafana is an open-source platform for monitoring and observability. Grafana versions 8.0.0-beta1 through 8.3.0 (except for patched versions) iss vulnerable to directory traversal, allowing access to local files. The vulnerable URL path is: `\u003cgrafana_host_url\u003e/public/plugins//`, where is the plugin ID for any installed plugin. At no time has Grafana Cloud been vulnerable. Users are advised to upgrade to patched versions 8.0.7, 8.1.8, 8.2.7, or 8.3.1. The GitHub Security Advisory contains more information about vulnerable URL paths, mitigation, and the disclosure timeline.",
  "id": "UBUNTU-CVE-2021-43798",
  "modified": "2025-10-24T04:50:37Z",
  "published": "2021-12-07T19:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-43798"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/grafana/grafana/security/advisories/GHSA-8pjx-jj86-j47p"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/grafana/grafana/commit/c798c0e958d15d9cc7f27c72113d572fa58545ce"
    },
    {
      "type": "REPORT",
      "url": "http://packetstormsecurity.com/files/165198/Grafana-Arbitrary-File-Reading.html"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-43798"
    },
    {
      "type": "REPORT",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "high",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-43798"
  ],
  "withdrawn": "2026-01-08T04:54:38Z"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.