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    CVE-2021-42331

    The “Study Edit” function of ShinHer StudyOnline System does not perform permission control. After logging in with user’s privilege, remote attackers can access and edit other users’ tutorial schedule by crafting URL parameters.

    Published:Oct 15, 2021
    Last Modified:Nov 21, 2024
    EPS:Oct 15, 2021
    EPSS Score:0.00122
    CVSS Score:5.4

    Affected Products

    Vendor
    Xinheinformation
    Product
    Xinhe Teaching Platform System

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
    CAPEC-104 Cross Zone Scripting
    CAPEC-127 Directory Indexing
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-17 Using Malicious Files
    CAPEC-39 Manipulating Opaque Client-based Data Tokens
    CAPEC-402 Bypassing ATA Password Security
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-5 Blue Boxing
    CAPEC-51 Poison Web Service Registry
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-647 Collect Data from Registries
    CAPEC-665 Exploitation of Thunderbolt Protection Flaws
    CAPEC-668 Key Negotiation of Bluetooth Attack (KNOB)
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-77 Manipulating User-Controlled Variables
    CAPEC-87 Forceful Browsing

    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