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    CVE-2017-11774

    Microsoft Outlook 2010 SP2, Outlook 2013 SP1 and RT SP1, and Outlook 2016 allow an attacker to execute arbitrary commands, due to how Microsoft Office handles objects in memory, aka "Microsoft Outlook Security Feature Bypass Vulnerability."

    Published:Oct 13, 2017
    Last Modified:Apr 22, 2026
    EPS:Oct 13, 2017
    EPSS Score:0.84639
    CVSS Score:7.8

    CISA Notification

    Description

    Microsoft Outlook 2010 SP2, Outlook 2013 SP1 and RT SP1, and Outlook 2016 allow an attacker to execute arbitrary commands, due to how Microsoft Office handles objects in memory, aka "Microsoft Outlook Security Feature Bypass Vulnerability."

    Required Action:

    Apply updates per vendor instructions.

    Notes:

    No extra notes provided.

    Due Date
    May 3, 2022
    1592 days ago
    Alert Date
    Nov 3, 2021
    1773 days ago

    Affected Products

    Vendor
    Microsoft
    Product
    Outlook

    Exploits

    https://sensepost.com/blog/2017/outlook-home-page-another-ruler-vector/https://sensepost.com/blog/2017/outlook-home-page-another-ruler-vector/https://github.com/devcoinfet/SniperRoost

    Related CVEs

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    CVE-2026-70329 (CVSS 8.8) — Integer overflow or wraparound in Microsoft Office Outlook allows an unauthorized attacker to execute code ove…
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    CVE-2026-21260 (CVSS 7.5) — Exposure of sensitive information to an unauthorized actor in Microsoft Office Outlook allows an unauthorized …
    CVE-2025-49699 (CVSS 7) — Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.…
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    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