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    CVE-2023-41763

    Skype for Business Elevation of Privilege Vulnerability

    Published:Oct 10, 2023
    Last Modified:Oct 28, 2025
    EPS:Oct 10, 2023
    EPSS Score:0.17526
    CVSS Score:5.3

    CISA Notification

    Description

    Skype for Business Elevation of Privilege Vulnerability

    Required Action:

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

    Notes:

    No extra notes provided.

    Due Date
    Oct 31, 2023
    1046 days ago
    Alert Date
    Oct 10, 2023
    1067 days ago

    Affected Products

    Vendor
    Microsoft
    Product
    Skype For Business Server

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-664 Server Side Request Forgery

    Related CVEs

    CVE-2024-20695 (CVSS 5.7) — Skype for Business Information Disclosure Vulnerability…
    CVE-2023-36780 (CVSS 7.2) — Skype for Business Remote Code Execution Vulnerability…
    CVE-2023-36786 (CVSS 7.2) — Skype for Business Remote Code Execution Vulnerability…
    CVE-2023-36789 (CVSS 7.2) — Skype for Business Remote Code Execution Vulnerability…
    CVE-2022-26911 (CVSS 6.5) — Skype for Business Information Disclosure Vulnerability…
    CVE-2022-26910 (CVSS 5.3) — Skype for Business and Lync Spoofing Vulnerability…
    CVE-2021-26422 (CVSS 7.2) — Skype for Business and Lync Remote Code Execution Vulnerability…
    CVE-2021-26421 (CVSS 6.5) — Skype for Business and Lync Spoofing Vulnerability…
    CVE-2021-24099 (CVSS 6.5) — Skype for Business and Lync Denial of Service Vulnerability…
    CVE-2021-24073 (CVSS 6.5) — Skype for Business and Lync Spoofing Vulnerability…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High