CVE Feed

    Dashboard / CVE / CVE-2018-0802

    CVE-2018-0802

    Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique from CVE-2018-0797 and CVE-2018-0812.

    Published:Jan 10, 2018
    Last Modified:Oct 28, 2025
    EPS:Jan 10, 2018
    EPSS Score:0.93929
    CVSS Score:7.8

    CISA Notification

    Description

    Equation Editor in Microsoft Office 2007, Microsoft Office 2010, Microsoft Office 2013, and Microsoft Office 2016 allow a remote code execution vulnerability due to the way objects are handled in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE is unique from CVE-2018-0797 and CVE-2018-0812.

    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
    Office
    Vendor
    Microsoft
    Product
    Office Compatibility Pack
    Vendor
    Microsoft
    Product
    Word

    Exploits

    https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.htmlhttps://github.com/rxwx/CVE-2018-0802https://research.checkpoint.com/another-office-equation-rce-vulnerability/https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.htmlhttps://github.com/rxwx/CVE-2018-0802https://research.checkpoint.com/another-office-equation-rce-vulnerability/https://github.com/Abdibimantara/Maldoc-Analysishttps://github.com/likekabin/CVE-2018-0802_CVE-2017-11882https://github.com/Ridter/RTF_11882_0802https://github.com/roninAPT/CVE-2018-0802https://github.com/rxwx/CVE-2018-0802https://github.com/zldww2011/CVE-2018-0802_POC

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-78439 (CVSS 8.8) — Stack-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code ov…
    CVE-2026-70105 (CVSS 6.5) — Improper input validation in Microsoft Office Word allows an unauthorized attacker to disclose information ove…
    CVE-2026-50387 (CVSS 7.8) — Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges locally.…
    CVE-2026-45463 (CVSS 8.4) — Integer underflow (wrap or wraparound) in Microsoft Office allows an unauthorized attacker to execute code loc…
    CVE-2026-45461 (CVSS 8.4) — Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.…
    CVE-2026-45460 (CVSS 4.7) — Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information locally.…
    CVE-2026-45474 (CVSS 8.4) — Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.…
    CVE-2026-45472 (CVSS 8.4) — Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.…
    CVE-2026-42832 (CVSS 7.7) — Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.…
    CVE-2026-40420 (CVSS 8.8) — Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.…

    References

    http://www.securityfocus.com/bid/102347
    http://www.securitytracker.com/id/1040153
    https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.html
    https://github.com/rxwx/CVE-2018-0802
    https://github.com/zldww2011/CVE-2018-0802_POC
    https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0802
    https://research.checkpoint.com/another-office-equation-rce-vulnerability/
    http://www.securityfocus.com/bid/102347
    http://www.securitytracker.com/id/1040153
    https://0patch.blogspot.com/2018/01/the-bug-that-killed-equation-editor-how.html
    https://github.com/rxwx/CVE-2018-0802
    https://github.com/zldww2011/CVE-2018-0802_POC
    https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0802
    https://research.checkpoint.com/another-office-equation-rce-vulnerability/
    https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0802

    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