ghsa-v86x-5fm3-5p7j
Vulnerability from github
Published
2023-08-23 20:42
Modified
2023-09-01 17:34
Severity ?
5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Summary
Alertmanager UI is vulnerable to stored XSS via the /api/v1/alerts endpoint
Details

Impact

An attacker with the permission to perform POST requests on the /api/v1/alerts endpoint could be able to execute arbitrary JavaScript code on the users of Prometheus Alertmanager.

Patches

Users can upgrade to Alertmanager v0.2.51.

Workarounds

Users can setup a reverse proxy in front of the Alertmanager web server to forbid access to the /api/v1/alerts endpoint.

References

N/A

Show details on source website

To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 0.25.0"
      },
      "package": {
        "ecosystem": "Go",
        "name": "github.com/prometheus/alertmanager"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.25.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-40577"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-08-23T20:42:43Z",
    "nvd_published_at": "2023-08-25T01:15:09Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\n\nAn attacker with the permission to perform POST requests on the /api/v1/alerts endpoint could be able to execute arbitrary JavaScript code on the users of Prometheus Alertmanager.\n\n### Patches\n\nUsers can upgrade to Alertmanager v0.2.51.\n\n### Workarounds\n\nUsers can setup a reverse proxy in front of the Alertmanager web server to forbid access to the /api/v1/alerts endpoint.\n\n### References\n\nN/A\n",
  "id": "GHSA-v86x-5fm3-5p7j",
  "modified": "2023-09-01T17:34:29Z",
  "published": "2023-08-23T20:42:43Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/prometheus/alertmanager/security/advisories/GHSA-v86x-5fm3-5p7j"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-40577"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/prometheus/alertmanager"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00011.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Alertmanager UI is vulnerable to stored XSS via the /api/v1/alerts endpoint"
}


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