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    CVE-2023-1720

    Lack of mime type response header in Bitrix24 22.0.300 allows authenticated remote attackers to execute arbitrary JavaScript code in the victim's browser, and possibly execute arbitrary PHP code on the server if the victim has administrator privilege, via uploading a crafted HTML file through /desktop_app/file.ajax.php?action=uploadfile.

    Published:Nov 1, 2023
    Last Modified:Nov 21, 2024
    EPS:Nov 1, 2023
    EPSS Score:0.01018
    CVSS Score:9.6

    Affected Products

    Vendor
    Bitrix24
    Product
    Bitrix24

    Exploits

    https://starlabs.sg/advisories/23/23-1720/https://starlabs.sg/advisories/23/23-1720/

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    Related CVEs

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    CVE-2024-34891 (CVSS 6.8) — Insufficiently protected credentials in DAV server settings in 1C-Bitrix Bitrix24 23.300.100 allows remote adm…
    CVE-2024-34885 (CVSS 6.8) — Insufficiently protected credentials in SMTP server settings in 1C-Bitrix Bitrix24 23.300.100 allows remote ad…
    CVE-2024-34887 (CVSS 4.9) — Insufficiently protected credentials in AD/LDAP server settings in 1C-Bitrix Bitrix24 23.300.100 allows remote…
    CVE-2024-34883 (CVSS 4.9) — Insufficiently protected credentials in DAV server settings in 1C-Bitrix Bitrix24 23.300.100 allow remote admi…
    CVE-2024-34882 (CVSS 4.9) — Insufficiently protected credentials in SMTP server settings in 1C-Bitrix Bitrix24 23.300.100 allows remote ad…
    CVE-2023-1719 (CVSS 7.5) — Global variable extraction in bitrix/modules/main/tools.php in Bitrix24 22.0.300 allows unauthenticated remote…
    CVE-2023-1718 (CVSS 7.5) — Improper file stream access in /desktop_app/file.ajax.php?action=uploadfile in Bitrix24 22.0.300 allows unaut…
    CVE-2023-1717 (CVSS 9.6) — Prototype pollution in bitrix/templates/bitrix24/components/bitrix/menu/left_vertical/script.js in Bitrix24 2…
    CVE-2023-1716 (CVSS 9) — Cross-site scripting (XSS) vulnerability in Invoice Edit Page in Bitrix24 22.0.300 allows attackers to execut…

    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