FKIE_CVE-2021-33926

Vulnerability from fkie_nvd - Published: 2023-02-17 18:15 - Updated: 2025-03-19 15:15
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
An issue in Plone CMS v. 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1rc2, 5.1rc1, 5.1b4, 5.1b3, 5.1b2, 5.1a2, 5.1a1, 5.1.7, 5.1.6, 5.1.5, 5.1.4, 5.1.2, 5.1.1 5.1, 5.0rc3, 5.0rc2, 5.0rc1, 5.0.9, 5.0.8, 5.0.7, 5.0.6, 5.0.5, 5.0.4, 5.0.3, 5.0.2, 5.0.10, 5.0.1, 5.0, 4.3.9, 4.3.8, 4.3.7, 4.3.6, 4.3.5, 4.3.4, 4.3.3, 4.3.20, 4 allows attacker to access sensitive information via the RSS feed protlet.
References
cve@mitre.orghttps://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdfExploit, Third Party Advisory
cve@mitre.orghttps://plone.org/security/hotfix/20210518Release Notes
cve@mitre.orghttps://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-urlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdfExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://plone.org/security/hotfix/20210518Release Notes
af854a3a-2127-422b-91ae-364da2661108https://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-urlVendor Advisory
Impacted products
Vendor Product Version
plone plone 4.3
plone plone 4.3.1
plone plone 4.3.2
plone plone 4.3.3
plone plone 4.3.4
plone plone 4.3.5
plone plone 4.3.6
plone plone 4.3.7
plone plone 4.3.8
plone plone 4.3.9
plone plone 4.3.10
plone plone 4.3.11
plone plone 4.3.12
plone plone 4.3.14
plone plone 4.3.15
plone plone 4.3.17
plone plone 4.3.18
plone plone 4.3.19
plone plone 4.3.20
plone plone 5.0
plone plone 5.0
plone plone 5.0
plone plone 5.0
plone plone 5.0.1
plone plone 5.0.2
plone plone 5.0.3
plone plone 5.0.4
plone plone 5.0.5
plone plone 5.0.6
plone plone 5.0.7
plone plone 5.0.8
plone plone 5.0.9
plone plone 5.0.10
plone plone 5.1
plone plone 5.1.1
plone plone 5.1.2
plone plone 5.1.4
plone plone 5.1.5
plone plone 5.1.6
plone plone 5.1.7
plone plone 5.1a1
plone plone 5.1a2
plone plone 5.1b2
plone plone 5.1b3
plone plone 5.1b4
plone plone 5.1rc1
plone plone 5.1rc2
plone plone 5.2.0
plone plone 5.2.1
plone plone 5.2.2
plone plone 5.2.3
plone plone 5.2.4
To clipboard 

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          "negate": false,
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue in Plone CMS v. 5.2.4, 5.2.3, 5.2.2, 5.2.1, 5.2.0, 5.1rc2, 5.1rc1, 5.1b4, 5.1b3, 5.1b2, 5.1a2, 5.1a1, 5.1.7, 5.1.6, 5.1.5, 5.1.4, 5.1.2, 5.1.1 5.1, 5.0rc3, 5.0rc2, 5.0rc1, 5.0.9, 5.0.8, 5.0.7, 5.0.6, 5.0.5, 5.0.4, 5.0.3, 5.0.2, 5.0.10, 5.0.1, 5.0, 4.3.9, 4.3.8, 4.3.7, 4.3.6, 4.3.5, 4.3.4, 4.3.3, 4.3.20, 4 allows attacker to access sensitive information via the RSS feed protlet."
    }
  ],
  "id": "CVE-2021-33926",
  "lastModified": "2025-03-19T15:15:36.160",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
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      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2023-02-17T18:15:11.237",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://github.com/s-kustm/Subodh/blob/master/Plone%205.2.4%20Vulnerable%20to%20bilend%20SSRF.pdf"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Release Notes"
      ],
      "url": "https://plone.org/security/hotfix/20210518"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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      "url": "https://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-url"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://plone.org/security/hotfix/20210518"
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    {
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      "tags": [
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      ],
      "url": "https://plone.org/security/hotfix/20210518/blind-ssrf-via-feedparser-accessing-an-internal-url"
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  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
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}


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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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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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