CVE Feed

    Dashboard / CVE / CVE-2023-0845

    CVE-2023-0845

    Consul and Consul Enterprise allowed an authenticated user with service:write permissions to trigger a workflow that causes Consul server and client agents to crash under certain circumstances. This vulnerability was fixed in Consul 1.14.5.

    Published:Mar 9, 2023
    Last Modified:Feb 28, 2025
    EPS:Mar 9, 2023
    EPSS Score:0.00276
    CVSS Score:4.9

    Affected Products

    Vendor
    Hashicorp
    Product
    Consul

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-88021 (CVSS 7.1) — Consul and Consul Enterprise are vulnerable to an authorization bypass in the Connect service mesh that may al…
    CVE-2026-87107 (CVSS 5.4) — Consul and Consul Enterprise are vulnerable to an authorization bypass in the catalog deregistration path that…
    CVE-2026-87106 (CVSS 6.5) — Consul and Consul Enterprise are vulnerable to a denial of service in the native RPC listener that may allow a…
    CVE-2026-87090 (CVSS 8.3) — Consul and Consul Enterprise are vulnerable to an authorization bypass in the catalog node-write path that may…
    CVE-2026-19113 (CVSS 5.3) — Consul Community Edition and Consul Enterprise 1.3.0 through 2.0.2 are vulnerable to an unauthenticated denial…
    CVE-2026-15972 (CVSS 7.5) — Consul Community Edition and Consul Enterprise 1.13.0 through 2.0.2 are vulnerable to an unauthenticated denia…
    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…

    References

    https://discuss.hashicorp.com/t/hcsec-2023-06-consul-server-panic-when-ingress-and-api-gateways-configured-with-peering-connections/51197
    https://lists.fedoraproject.org/archives/list/[email protected]/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI/
    https://discuss.hashicorp.com/t/hcsec-2023-06-consul-server-panic-when-ingress-and-api-gateways-configured-with-peering-connections/51197
    https://lists.fedoraproject.org/archives/list/[email protected]/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI/

    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