GHSA-27VG-V28W-GQGH

Vulnerability from github – Published: 2022-05-24 17:03 – Updated: 2023-02-01 21:30
VLAI
Details

A reflected XSS issue was discovered in DAViCal through 1.1.8. It echoes the action parameter without encoding. If a user visits an attacker-supplied link, the attacker can view all data the attacked user can view, as well as perform all actions in the name of the user. If the user is an administrator, the attacker can for example add a new admin user to gain full access to the application.

Severity
9.3 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
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{
  "affected": [],
  "aliases": [
    "CVE-2019-18345"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-12-12T14:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A reflected XSS issue was discovered in DAViCal through 1.1.8. It echoes the action parameter without encoding. If a user visits an attacker-supplied link, the attacker can view all data the attacked user can view, as well as perform all actions in the name of the user. If the user is an administrator, the attacker can for example add a new admin user to gain full access to the application.",
  "id": "GHSA-27vg-v28w-gqgh",
  "modified": "2023-02-01T21:30:23Z",
  "published": "2022-05-24T17:03:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-18345"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/davical-project/davical/blob/master/ChangeLog"
    },
    {
      "type": "WEB",
      "url": "https://hackdefense.com/publications/cve-2019-18345-davical-caldav-server-vulnerability"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2019/12/msg00016.html"
    },
    {
      "type": "WEB",
      "url": "https://seclists.org/bugtraq/2019/Dec/30"
    },
    {
      "type": "WEB",
      "url": "https://wiki.davical.org/index.php/Main_Page"
    },
    {
      "type": "WEB",
      "url": "https://www.davical.org"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2019/dsa-4582"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/155630/DAViCal-CalDAV-Server-1.1.8-Reflective-Cross-Site-Scripting.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}


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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.
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  • 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.


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