FKIE_CVE-2021-33959

Vulnerability from fkie_nvd - Published: 2023-01-18 14:15 - Updated: 2025-04-04 18:15
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Plex media server 1.21 and before is vulnerable to ddos reflection attack via plex service.
References
cve@mitre.orghttps://github.com/lixiang957/CVE-2021-33959Exploit, Third Party Advisory
cve@mitre.orghttps://www.freebuf.com/articles/web/260338.htmlExploit, Technical Description, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/lixiang957/CVE-2021-33959Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.freebuf.com/articles/web/260338.htmlExploit, Technical Description, Third Party Advisory
Impacted products
Vendor Product Version
plex media_server *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:plex:media_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3DE6694F-26EB-4DC3-913B-55C65F7DCF91",
              "versionEndIncluding": "1.21",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Plex media server 1.21 and before is vulnerable to ddos reflection attack via plex service."
    },
    {
      "lang": "es",
      "value": "Plex Media Server en las versiones 1.21 y anteriores es vulnerable a un ataque DDos de reflexi\u00f3n a trav\u00e9s del servicio plex. "
    }
  ],
  "id": "CVE-2021-33959",
  "lastModified": "2025-04-04T18:15:41.477",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2023-01-18T14:15:10.707",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/lixiang957/CVE-2021-33959"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Technical Description",
        "Third Party Advisory"
      ],
      "url": "https://www.freebuf.com/articles/web/260338.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/lixiang957/CVE-2021-33959"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Technical Description",
        "Third Party Advisory"
      ],
      "url": "https://www.freebuf.com/articles/web/260338.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-346"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-346"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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