FKIE_CVE-2021-47688

Vulnerability from fkie_nvd - Published: 2025-06-23 20:15 - Updated: 2025-06-23 20:16
Severity ?
5.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L
Summary
In WhiteBeam 0.2.0 through 0.2.1 before 0.2.2, a user with local access to a server can bypass the allow-list functionality because a file can be truncated in the OpenFileDescriptor action before the VerifyCanWrite action is performed.
References
cve@mitre.orghttps://github.com/WhiteBeamSec/WhiteBeam/pull/22
cve@mitre.orghttps://github.com/WhiteBeamSec/WhiteBeam/security/advisories/GHSA-3f8r-9483-pfxj
cve@mitre.orghttps://github.com/WhiteBeamSec/WhiteBeam/security/policy
Impacted products
Vendor Product Version
To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In WhiteBeam 0.2.0 through 0.2.1 before 0.2.2, a user with local access to a server can bypass the allow-list functionality because a file can be truncated in the OpenFileDescriptor action before the VerifyCanWrite action is performed."
    },
    {
      "lang": "es",
      "value": "En WhiteBeam 0.2.0 a 0.2.1 antes de 0.2.2, un usuario con acceso local a un servidor puede omitir la funcionalidad de lista blanca porque un archivo se puede truncar en la acci\u00f3n OpenFileDescriptor antes de que se realice la acci\u00f3n VerifyCanWrite."
    }
  ],
  "id": "CVE-2021-47688",
  "lastModified": "2025-06-23T20:16:21.633",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "LOW",
          "baseScore": 5.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 2.7,
        "source": "cve@mitre.org",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-06-23T20:15:26.957",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/WhiteBeamSec/WhiteBeam/pull/22"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/WhiteBeamSec/WhiteBeam/security/advisories/GHSA-3f8r-9483-pfxj"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/WhiteBeamSec/WhiteBeam/security/policy"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-696"
        }
      ],
      "source": "cve@mitre.org",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.