GHSA-R8J9-5CJ7-CV39

Vulnerability from github – Published: 2023-12-01 19:23 – Updated: 2023-12-07 22:59
VLAI?
Summary
Reflected XSS Vulnerability in dpaste
Details

Impact

A security vulnerability has been identified in the expires parameter of the dpaste API, allowing for a POST Reflected XSS attack. This vulnerability can be exploited by an attacker to execute arbitrary JavaScript code in the context of a user's browser, potentially leading to unauthorized access, data theft, or other malicious activities.

Patches

  • A patch has been applied to the dpaste GitHub repository to address the specific content value injection vulnerability.
  • Users are strongly advised to upgrade to dpaste release v3.8 or later versions, as dpaste versions older than v3.8 are susceptible to the identified security vulnerability.
  • The patch can be viewed and applied from the following link: dpaste Commit Patch

Workarounds

At this time, the recommended course of action is to apply the provided patch to the affected systems. No known workarounds have been identified, and applying the patch is the most effective way to remediate the vulnerability.

Severity ?
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "Dpaste"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-49277"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-12-01T19:23:16Z",
    "nvd_published_at": "2023-12-01T21:15:08Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\nA security vulnerability has been identified in the expires parameter of the dpaste API, allowing for a POST Reflected XSS attack. This vulnerability can be exploited by an attacker to execute arbitrary JavaScript code in the context of a user\u0027s browser, potentially leading to unauthorized access, data theft, or other malicious activities.\n\n### Patches\n- A patch has been applied to the dpaste GitHub repository to address the specific content value injection vulnerability.\n- Users are strongly advised to upgrade to dpaste release v3.8 or later versions, as dpaste versions older than v3.8 are susceptible to the identified security vulnerability.\n- The patch can be viewed and applied from the following link: [dpaste Commit Patch](https://github.com/DarrenOfficial/dpaste/commit/44a666a79b3b29ed4f340600bfcf55113bfb7086.patch)\n\n### Workarounds\nAt this time, the recommended course of action is to apply the provided patch to the affected systems. No known workarounds have been identified, and applying the patch is the most effective way to remediate the vulnerability.\n",
  "id": "GHSA-r8j9-5cj7-cv39",
  "modified": "2023-12-07T22:59:53Z",
  "published": "2023-12-01T19:23:16Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/DarrenOfficial/dpaste/security/advisories/GHSA-r8j9-5cj7-cv39"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-49277"
    },
    {
      "type": "WEB",
      "url": "https://github.com/DarrenOfficial/dpaste/commit/44a666a79b3b29ed4f340600bfcf55113bfb7086"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/DarrenOfficial/dpaste"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Reflected XSS Vulnerability in dpaste"
}


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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

Author Source Type Date Other

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.



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