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    CVE-2021-3959

    A Server-Side Request Forgery (SSRF) vulnerability in the EPPUpdateService component of Bitdefender Endpoint Security Tools allows an attacker to proxy requests to the relay server. This issue affects: Bitdefender Bitdefender GravityZone versions prior to 3.3.8.272

    Published:Dec 16, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 16, 2021
    EPSS Score:0.00222
    CVSS Score:6.8

    Affected Products

    Vendor
    Bitdefender
    Product
    Gravityzone

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-664 Server Side Request Forgery

    Related CVEs

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    CVE-2025-2244 (CVSS 9.5) — A vulnerability in the sendMailFromRemoteSource method in Emails.php  as used in Bitdefender GravityZone Conso…
    CVE-2024-6980 (CVSS 9.2) — A verbose error handling issue in the proxy service implemented in the GravityZone Update Server allows an att…
    CVE-2024-4177 (CVSS 8.1) — A host whitelist parser issue in the proxy service implemented in the GravityZone Update Server allows an atta…
    CVE-2022-2830 (CVSS 8.8) — Deserialization of Untrusted Data vulnerability in the message processing component of Bitdefender GravityZone…
    CVE-2022-0677 (CVSS 7.5) — Improper Handling of Length Parameter Inconsistency vulnerability in the Update Server component of Bitdefende…
    CVE-2021-3960 (CVSS 7.1) — Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in the UpdateServ…
    CVE-2021-3553 (CVSS 5.3) — A Server-Side Request Forgery (SSRF) vulnerability in the EPPUpdateService of Bitdefender Endpoint Security To…
    CVE-2021-3554 (CVSS 9) — Improper Access Control vulnerability in the patchesUpdate API as implemented in Bitdefender Endpoint Security…
    CVE-2021-3552 (CVSS 5.3) — A Server-Side Request Forgery (SSRF) vulnerability in the EPPUpdateService component of Bitdefender Endpoint S…

    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