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    CVE-2024-21881

    Inadequate Encryption Strength vulnerability allow an authenticated attacker to execute arbitrary OS Commands via encrypted package upload.This issue affects Envoy: 4.x and 5.x

    Published:Aug 10, 2024
    Last Modified:Apr 15, 2026
    EPS:Aug 10, 2024
    EPSS Score:0.00041
    CVSS Score:8.6

    Affected Products

    Vendor
    Enphase
    Product
    Envoy

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-326 Inadequate Encryption Strength

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-112 Brute Force
    CAPEC-192 Protocol Analysis
    CAPEC-20 Encryption Brute Forcing

    Related CVEs

    CVE-2024-21876 (CVSS 9.3) — Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability via a URL paramet…
    CVE-2024-21879 (CVSS 8.7) — Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability through an u…
    CVE-2024-21877 (CVSS 9.2) — Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability through a url par…
    CVE-2024-21878 (CVSS 9.2) — Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Enphase I…
    CVE-2024-21880 (CVSS 8.6) — Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability via the url …
    CVE-2023-33869 (CVSS 6.3) — Enphase Envoy versions D7.0.88 is vulnerable to a command injection exploit that may allow an attacker to exe…
    CVE-2020-25755 (CVSS 8.8) — An issue was discovered on Enphase Envoy R3.x and D4.x (and other current) devices. The upgrade_start function…
    CVE-2020-25754 (CVSS 7.5) — An issue was discovered on Enphase Envoy R3.x and D4.x devices. There is a custom PAM module for user authenti…
    CVE-2020-25753 (CVSS 9.8) — An issue was discovered on Enphase Envoy R3.x and D4.x devices with v3 software. The default admin password is…
    CVE-2020-25752 (CVSS 5.3) — An issue was discovered on Enphase Envoy R3.x and D4.x devices. There are hardcoded web-panel login passwords …

    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