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    CVE-2021-21786

    A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet (IRP) can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability.

    Published:Jul 7, 2021
    Last Modified:Nov 21, 2024
    EPS:Jul 7, 2021
    EPSS Score:0.00047
    CVSS Score:7.8

    Affected Products

    Vendor
    Iobit
    Product
    Advanced Systemcare Ultimate

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2021-1253https://talosintelligence.com/vulnerability_reports/TALOS-2021-1253

    Related CVEs

    CVE-2016-20055 (CVSS 8.5) — IObit Advanced SystemCare 10.0.2 contains an unquoted service path vulnerability in the AdvancedSystemCareServ…
    CVE-2024-12662 (CVSS 6.8) — A vulnerability classified as problematic has been found in IObit Advanced SystemCare Utimate up to 17.0.0. Th…
    CVE-2024-12661 (CVSS 6.8) — A vulnerability was found in IObit Advanced SystemCare Utimate up to 17.0.0. It has been rated as problematic.…
    CVE-2024-12660 (CVSS 6.8) — A vulnerability was found in IObit Advanced SystemCare Utimate up to 17.0.0. It has been declared as problemat…
    CVE-2024-12659 (CVSS 6.8) — A vulnerability was found in IObit Advanced SystemCare Utimate up to 17.0.0. It has been classified as problem…
    CVE-2024-12658 (CVSS 6.8) — A vulnerability was found in IObit Advanced SystemCare Utimate up to 17.0.0 and classified as problematic. Thi…
    CVE-2024-12657 (CVSS 6.8) — A vulnerability has been found in IObit Advanced SystemCare Utimate up to 17.0.0 and classified as problematic…
    CVE-2021-21785 (CVSS 5.5) — An information disclosure vulnerability exists in the IOCTL 0x9c40a148 handling of IOBit Advanced SystemCare U…
    CVE-2021-21792 (CVSS 5.5) — An information disclosure vulnerability exists in the the way IOBit Advanced SystemCare Ultimate 14.2.0.220 dr…
    CVE-2021-21791 (CVSS 5.5) — An information disclosure vulnerability exists in the the way IOBit Advanced SystemCare Ultimate 14.2.0.220 dr…

    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