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    CVE-2021-3719

    A potential vulnerability in the SMI callback function that saves and restore boot script tables used for resuming from sleep state in some ThinkCentre and ThinkStation models may allow an attacker with local access and elevated privileges to execute arbitrary code.

    Published:Nov 12, 2021
    Last Modified:Nov 21, 2024
    EPS:Nov 12, 2021
    EPSS Score:0.00037
    CVSS Score:6.7

    Affected Products

    Vendor
    Lenovo
    Product
    Thinkcentre E93
    Vendor
    Lenovo
    Product
    Thinkcentre E93 Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M4500q
    Vendor
    Lenovo
    Product
    Thinkcentre M4500q Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M600
    Vendor
    Lenovo
    Product
    Thinkcentre M600 Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M6500t\/s
    Vendor
    Lenovo
    Product
    Thinkcentre M6500t\/s Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M700 Tiny
    Vendor
    Lenovo
    Product
    Thinkcentre M700 Tiny Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M73
    Vendor
    Lenovo
    Product
    Thinkcentre M73 Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M73p
    Vendor
    Lenovo
    Product
    Thinkcentre M73p Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M800
    Vendor
    Lenovo
    Product
    Thinkcentre M800 Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M818z
    Vendor
    Lenovo
    Product
    Thinkcentre M818z Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M83
    Vendor
    Lenovo
    Product
    Thinkcentre M83 Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M8500t\/s
    Vendor
    Lenovo
    Product
    Thinkcentre M8500t\/s Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M900
    Vendor
    Lenovo
    Product
    Thinkcentre M900 Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M900x
    Vendor
    Lenovo
    Product
    Thinkcentre M900x Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M93
    Vendor
    Lenovo
    Product
    Thinkcentre M93 Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre M93p
    Vendor
    Lenovo
    Product
    Thinkcentre M93p Firmware
    Vendor
    Lenovo
    Product
    Thinkcentre X1
    Vendor
    Lenovo
    Product
    Thinkcentre X1 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P300
    Vendor
    Lenovo
    Product
    Thinkstation P300 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P500
    Vendor
    Lenovo
    Product
    Thinkstation P500 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P700
    Vendor
    Lenovo
    Product
    Thinkstation P700 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P900
    Vendor
    Lenovo
    Product
    Thinkstation P900 Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-20 Improper Input Validation

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-10 Buffer Overflow via Environment Variables
    CAPEC-101 Server Side Include (SSI) Injection
    CAPEC-104 Cross Zone Scripting
    CAPEC-108 Command Line Execution through SQL Injection
    CAPEC-109 Object Relational Mapping Injection
    CAPEC-110 SQL Injection through SOAP Parameter Tampering
    CAPEC-120 Double Encoding
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-135 Format String Injection
    CAPEC-136 LDAP Injection
    CAPEC-14 Client-side Injection-induced Buffer Overflow
    CAPEC-153 Input Data Manipulation
    CAPEC-182 Flash Injection
    CAPEC-209 XSS Using MIME Type Mismatch
    CAPEC-22 Exploiting Trust in Client
    CAPEC-23 File Content Injection
    CAPEC-230 Serialized Data with Nested Payloads
    CAPEC-231 Oversized Serialized Data Payloads
    CAPEC-24 Filter Failure through Buffer Overflow
    CAPEC-250 XML Injection
    CAPEC-261 Fuzzing for garnering other adjacent user/sensitive data
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-28 Fuzzing
    CAPEC-3 Using Leading 'Ghost' Character Sequences to Bypass Input Filters
    CAPEC-31 Accessing/Intercepting/Modifying HTTP Cookies
    CAPEC-42 MIME Conversion
    CAPEC-43 Exploiting Multiple Input Interpretation Layers
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-46 Overflow Variables and Tags
    CAPEC-47 Buffer Overflow via Parameter Expansion
    CAPEC-473 Signature Spoof
    CAPEC-52 Embedding NULL Bytes
    CAPEC-53 Postfix, Null Terminate, and Backslash
    CAPEC-588 DOM-Based XSS
    CAPEC-63 Cross-Site Scripting (XSS)
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-664 Server Side Request Forgery
    CAPEC-67 String Format Overflow in syslog()
    CAPEC-7 Blind SQL Injection
    CAPEC-71 Using Unicode Encoding to Bypass Validation Logic
    CAPEC-72 URL Encoding
    CAPEC-73 User-Controlled Filename
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-8 Buffer Overflow in an API Call
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-81 Web Server Logs Tampering
    CAPEC-83 XPath Injection
    CAPEC-85 AJAX Footprinting
    CAPEC-88 OS Command Injection
    CAPEC-9 Buffer Overflow in Local Command-Line Utilities

    Related CVEs

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    CVE-2019-6190 (CVSS 5) — Lenovo was notified of a potential denial of service vulnerability, affecting various versions of BIOS for Len…
    CVE-2019-6188 (CVSS 9.8) — The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T460p, BIOS versions up to R07ET90W, …
    CVE-2019-6172 (CVSS 6.4) — A potential vulnerability in the SMI callback function used in Legacy USB driver using passed parameter withou…
    CVE-2019-6170 (CVSS 6.4) — A potential vulnerability in the SMI callback function used in the Legacy USB driver using boot services struc…
    CVE-2017-3753 (CVSS 6.8) — A vulnerability has been identified in some Lenovo products that use UEFI (BIOS) code developed by American Me…
    CVE-2016-5247 (CVSS 7.8) — The BIOS for Lenovo ThinkCentre E93, M6500t/s, M6600, M6600q, M6600t/s, M73p, M800, M83, M8500t/s, M8600t/s, M…

    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