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    CVE-2020-11500

    Zoom Client for Meetings through 4.6.9 uses the ECB mode of AES for video and audio encryption. Within a meeting, all participants use a single 128-bit key.

    Published:Apr 3, 2020
    Last Modified:Nov 21, 2024
    EPS:Apr 3, 2020
    EPSS Score:0.00508
    CVSS Score:7.5

    Affected Products

    Vendor
    Zoom
    Product
    Meetings

    Exploits

    https://citizenlab.ca/2020/04/move-fast-roll-your-own-crypto-a-quick-look-at-the-confidentiality-of-zoom-meetings/https://citizenlab.ca/2020/04/move-fast-roll-your-own-crypto-a-quick-look-at-the-confidentiality-of-zoom-meetings/

    Related CVEs

    CVE-2023-43582 (CVSS 5.5) — Improper authorization in some Zoom clients may allow an authorized user to conduct an escalation of privilege…
    CVE-2023-43588 (CVSS 3.5) — Insufficient control flow management in some Zoom clients may allow an authenticated user to conduct an inform…
    CVE-2023-39199 (CVSS 4.9) — Cryptographic issues with In-Meeting Chat for some Zoom clients may allow a privileged user to conduct an info…
    CVE-2023-39206 (CVSS 3.7) — Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via netw…
    CVE-2023-39205 (CVSS 4.3) — Improper conditions check in Zoom Team Chat for Zoom clients may allow an authenticated user to conduct a deni…
    CVE-2023-39204 (CVSS 4.3) — Buffer overflow in some Zoom clients may allow an unauthenticated user to conduct a denial of service via netw…
    CVE-2023-36539 (CVSS 5.3) — Exposure of information intended to be encrypted by some Zoom clients may lead to disclosure of sensitive info…
    CVE-2023-28596 (CVSS 7.8) — Zoom Client for IT Admin macOS installers before version 5.13.5 contain a local privilege escalation vulnerabi…
    CVE-2023-22883 (CVSS 7.2) — Zoom Client for IT Admin Windows installers before version 5.13.5 contain a local privilege escalation vulnera…
    CVE-2022-28766 (CVSS 3.3) — Windows 32-bit versions of the Zoom Client for Meetings before 5.12.6 and Zoom Rooms for Conference Room befor…

    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