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    CVE-2021-38698

    HashiCorp Consul and Consul Enterprise 1.10.1 Txn.Apply endpoint allowed services to register proxies for other services, enabling access to service traffic. Fixed in 1.8.15, 1.9.9 and 1.10.2.

    Published:Sep 7, 2021
    Last Modified:Nov 21, 2024
    EPS:Sep 7, 2021
    EPSS Score:0.00578
    CVSS Score:6.5

    Affected Products

    Vendor
    Hashicorp
    Product
    Consul

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-862 Missing Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

    Related CVEs

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    CVE-2026-15970 (CVSS 4.2) — Consul Community Edition and Consul Enterprise 1.20.1 through 2.0.2 are vulnerable to an L7 intention authoriz…
    CVE-2026-19017 (CVSS 6.8) — Consul Community Edition and Consul Enterprise 1.18.21 through 2.0.2 are vulnerable to a partial arbitrary fil…
    CVE-2026-19015 (CVSS 5.3) — Consul Community Edition and Consul Enterprise 1.2.0 through 2.0.2 are vulnerable to an uncontrolled resource …
    CVE-2026-19014 (CVSS 4.3) — Consul Community Edition and Consul Enterprise 1.17.0 through 2.0.2 are vulnerable to an uncontrolled resource…
    CVE-2026-19012 (CVSS 5.3) — Consul Community Edition and Consul Enterprise 1.18.0 through 2.0.2 are vulnerable to an authenticated denial …
    CVE-2026-19016 (CVSS 4.2) — Consul Community Edition and Consul Enterprise 1.19.1 through 2.0.2 did not enforce the {{session:write}} ACL …
    CVE-2026-2808 (CVSS 6.8) — HashiCorp Consul and Consul Enterprise 1.18.20 up to 1.21.10 and 1.22.4 are vulnerable to arbitrary file read …
    CVE-2025-11374 (CVSS 6.5) — Consul and Consul Enterprise’s (“Consul”) key/value endpoint is vulnerable to denial of service (DoS) due to i…

    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