msrc_cve-2022-26910
Vulnerability from csaf_microsoft
Published
2022-04-12 08:00
Modified
2022-04-12 08:00
Summary
Skype for Business and Lync Spoofing 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": [
          "\u003ca href=\"https://twitter.com/rskvp93\"\u003erskvp93\u003c/a\u003e with \u003ca href=\"https://lab.viettelcybersecurity.com/\"\u003eVCSLAB of Viettel Cyber Security\u003c/a\u003e"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "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-2022-26910 Skype for Business and Lync Spoofing Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26910"
      },
      {
        "category": "self",
        "summary": "CVE-2022-26910 Skype for Business and Lync Spoofing Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/2022/msrc_cve-2022-26910.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Exploitability Index",
        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "Skype for Business and Lync Spoofing Vulnerability",
    "tracking": {
      "current_release_date": "2022-04-12T08:00:00.000Z",
      "generator": {
        "date": "2025-01-02T18:51:02.284Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2022-26910",
      "initial_release_date": "2022-04-12T08:00:00.000Z",
      "revision_history": [
        {
          "date": "2022-04-12T08:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c9319.628",
            "product": {
              "name": "Skype for Business Server 2015 CU12 \u003c9319.628",
              "product_id": "2"
            }
          },
          {
            "category": "product_version",
            "name": "9319.628",
            "product": {
              "name": "Skype for Business Server 2015 CU12 9319.628",
              "product_id": "12025"
            }
          }
        ],
        "category": "product_name",
        "name": "Skype for Business Server 2015 CU12"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c2046.396",
            "product": {
              "name": "Skype for Business Server 2019 CU6 \u003c2046.396",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "2046.396",
            "product": {
              "name": "Skype for Business Server 2019 CU6 2046.396",
              "product_id": "12026"
            }
          }
        ],
        "category": "product_name",
        "name": "Skype for Business Server 2019 CU6"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2022-26910",
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "An attacker could make a specially crafted network call to the target Skype for Business server, which could cause the parsing of an http request made to an arbitrary address. This could disclose IP addresses or port numbers or both to the attacker.",
          "title": "How could an attacker exploit this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "12025",
          "12026"
        ],
        "known_affected": [
          "1",
          "2"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2022-26910 Skype for Business and Lync Spoofing Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26910"
        },
        {
          "category": "self",
          "summary": "CVE-2022-26910 Skype for Business and Lync Spoofing Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-26910"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2022-04-12T08:00:00.000Z",
          "details": "9319.628:Security Update:https://support.microsoft.com/help/5012686",
          "product_ids": [
            "2"
          ],
          "url": "https://support.microsoft.com/help/5012686"
        },
        {
          "category": "vendor_fix",
          "date": "2022-04-12T08:00:00.000Z",
          "details": "2046.396:Security Update:https://support.microsoft.com/help/5012686",
          "product_ids": [
            "1"
          ],
          "url": "https://support.microsoft.com/help/5012686"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 4.6,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Spoofing"
        },
        {
          "category": "exploit_status",
          "details": "Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Skype for Business and Lync Spoofing Vulnerability"
    }
  ]
}


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