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    CVE-2021-42839

    Grand Vice info Co. webopac7 file upload function fails to filter special characters. While logging in with general user’s permission, remote attackers can upload malicious script and execute arbitrary code to control the system or interrupt services.

    Published:Nov 15, 2021
    Last Modified:Nov 21, 2024
    EPS:Nov 15, 2021
    EPSS Score:0.01628
    CVSS Score:8.8

    Affected Products

    Vendor
    Vice
    Product
    Webopac

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    Related CVEs

    CVE-2024-11021 (CVSS 5.4) — Webopac from Grand Vice info has Stored Cross-site Scripting vulnerability. Remote attackers with regular priv…
    CVE-2024-11020 (CVSS 9.8) — Webopac from Grand Vice info has a SQL Injection vulnerability, allowing unauthenticated remote attacks to inj…
    CVE-2024-11019 (CVSS 6.1) — Webopac from Grand Vice info has a Reflected Cross-site Scripting vulnerability, allowing unauthenticated remo…
    CVE-2024-11018 (CVSS 9.8) — Webopac from Grand Vice info does not properly validate uploaded file types, allowing unauthenticated remote a…
    CVE-2024-11017 (CVSS 8.8) — Webopac from Grand Vice info does not properly validate uploaded file types, allowing remote attackers with re…
    CVE-2024-11016 (CVSS 9.8) — Webopac from Grand Vice info has a SQL Injection vulnerability, allowing unauthenticated remote attacks to inj…
    CVE-2021-42838 (CVSS 6.1) — Grand Vice info Co. webopac7 book search field parameter does not properly restrict the input of special chara…

    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