msrc_cve-2022-21968
Vulnerability from csaf_microsoft
Published
2022-02-08 08:00
Modified
2022-02-08 08:00
Summary
Microsoft SharePoint Server Security Feature Bypass Vulnerability

Notes

Additional Resources
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer
The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
Customer Action
Required. The vulnerability documented by this CVE requires customer action to resolve.


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{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Steven Seeley (mr_me)"
        ]
      }
    ],
    "aggregate_severity": {
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    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
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    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      },
      {
        "category": "general",
        "text": "Required. The vulnerability documented by this CVE requires customer action to resolve.",
        "title": "Customer Action"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2022-21968 Microsoft SharePoint Server Security Feature Bypass Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21968"
      },
      {
        "category": "self",
        "summary": "CVE-2022-21968 Microsoft SharePoint Server Security Feature Bypass Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/2022/msrc_cve-2022-21968.json"
      },
      {
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        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
      },
      {
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        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
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      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "Microsoft SharePoint Server Security Feature Bypass Vulnerability",
    "tracking": {
      "current_release_date": "2022-02-08T08:00:00.000Z",
      "generator": {
        "date": "2025-01-02T18:27:58.957Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
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      "id": "msrc_CVE-2022-21968",
      "initial_release_date": "2022-02-08T08:00:00.000Z",
      "revision_history": [
        {
          "date": "2022-02-08T08:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c16.0.5278.1000",
            "product": {
              "name": "Microsoft SharePoint Enterprise Server 2016 \u003c16.0.5278.1000",
              "product_id": "3"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.5278.1000",
            "product": {
              "name": "Microsoft SharePoint Enterprise Server 2016 16.0.5278.1000",
              "product_id": "10950"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft SharePoint Enterprise Server 2016"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c16.0.10383.20001",
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              "name": "Microsoft SharePoint Server 2019 \u003c16.0.10383.20001",
              "product_id": "2"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.10383.20001",
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              "name": "Microsoft SharePoint Server 2019 16.0.10383.20001",
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        "category": "product_name",
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      {
        "branches": [
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            }
          },
          {
            "category": "product_version",
            "name": "16.0.14326.20742",
            "product": {
              "name": "Microsoft SharePoint Server Subscription Edition 16.0.14326.20742",
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            }
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        ],
        "category": "product_name",
        "name": "Microsoft SharePoint Server Subscription Edition"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c15.0.5423.1000",
            "product": {
              "name": "Microsoft SharePoint Foundation 2013 Service Pack 1 \u003c15.0.5423.1000",
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            }
          },
          {
            "category": "product_version",
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            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft SharePoint Foundation 2013 Service Pack 1"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-21968",
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "The attacker must have read access to the target site within SharePoint.",
          "title": "According to the CVSS metric, privileges required is low (PR:L).  What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "The attacker would be able to bypass the protection in SharePoint blocking the HTTP request based on IP range.  If an attacker successfully exploited this vulnerability, they could validate the presence or absence of an HTTP endpoint within the blocked IP range.",
          "title": "What kind of security feature could be bypassed by successfully exploiting this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "10612",
          "10950",
          "11585",
          "11961"
        ],
        "known_affected": [
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          "2",
          "3",
          "4"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2022-21968 Microsoft SharePoint Server Security Feature Bypass Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21968"
        },
        {
          "category": "self",
          "summary": "CVE-2022-21968 Microsoft SharePoint Server Security Feature Bypass Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21968"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-02-08T08:00:00.000Z",
          "details": "16.0.5278.1000:Security Update:https://support.microsoft.com/kb/5002136",
          "product_ids": [
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          ],
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        },
        {
          "category": "vendor_fix",
          "date": "2022-02-08T08:00:00.000Z",
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          ],
          "url": "https://support.microsoft.com/kb/5002135"
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        {
          "category": "vendor_fix",
          "date": "2022-02-08T08:00:00.000Z",
          "details": "16.0.14326.20742:Security Update:https://support.microsoft.com/help/5002145",
          "product_ids": [
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          ],
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        },
        {
          "category": "vendor_fix",
          "date": "2022-02-08T08:00:00.000Z",
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          "product_ids": [
            "4"
          ],
          "url": "https://support.microsoft.com/kb/5002155"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 3.8,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3",
            "4"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Security Feature Bypass"
        },
        {
          "category": "exploit_status",
          "details": "Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Microsoft SharePoint Server Security Feature Bypass Vulnerability"
    }
  ]
}


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