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    CVE-2019-13423

    Search Guard Kibana Plugin versions before 5.6.8-7 and before 6.x.y-12 had an issue that an authenticated Kibana user could impersonate as kibanaserver user when providing wrong credentials when all of the following conditions a-c are true: a) Kibana is configured to use Single-Sign-On as authentication method, one of Kerberos, JWT, Proxy, Client certificate. b) The kibanaserver user is configured to use HTTP Basic as the authentication method. c) Search Guard is configured to use an SSO authentication domain and HTTP Basic at the same time

    Published:Aug 23, 2019
    Last Modified:Nov 21, 2024
    EPS:Aug 23, 2019
    EPSS Score:0.00253
    CVSS Score:8.8

    Affected Products

    Vendor
    Search-guard
    Product
    Search Guard

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-114 Authentication Abuse
    CAPEC-115 Authentication Bypass
    CAPEC-151 Identity Spoofing
    CAPEC-194 Fake the Source of Data
    CAPEC-21 Exploitation of Trusted Identifiers
    CAPEC-22 Exploiting Trust in Client
    CAPEC-459 Creating a Rogue Certification Authority Certificate
    CAPEC-461 Web Services API Signature Forgery Leveraging Hash Function Extension Weakness
    CAPEC-473 Signature Spoof
    CAPEC-476 Signature Spoofing by Misrepresentation
    CAPEC-57 Utilizing REST's Trust in the System Resource to Obtain Sensitive Data
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-593 Session Hijacking
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-633 Token Impersonation
    CAPEC-650 Upload a Web Shell to a Web Server
    CAPEC-667 Bluetooth Impersonation AttackS (BIAS)
    CAPEC-94 Adversary in the Middle (AiTM)

    Related CVEs

    CVE-2025-13653 (CVSS 4.3) — In Search Guard FLX versions from 3.1.0 up to 4.0.0 with enterprise modules being disabled, there exists an is…
    CVE-2025-12149 (CVSS 6) — In Search Guard FLX versions 3.1.2 and earlier, while Document-Level Security (DLS) is correctly enforced else…
    CVE-2025-12148 (CVSS 6) — In Search Guard versions 3.1.1 and earlier, Field Masking (FM) rules are improperly enforced on fields of type…
    CVE-2025-12147 (CVSS 6) — In Search Guard FLX versions 3.1.1 and earlier, Field-Level Security (FLS) rules are improperly enforced on ob…
    CVE-2019-13421 (CVSS 4.9) — Search Guard versions before 23.1 had an issue that an administrative user is able to retrieve bcrypt password…
    CVE-2019-13422 (CVSS 6.1) — Search Guard Kibana Plugin versions before 5.6.8-7 and before 6.x.y-12 had an issue that an attacker can redir…
    CVE-2019-13420 (CVSS 5.9) — Search Guard versions before 21.0 had an timing side channel issue when using the internal user database.…
    CVE-2019-13416 (CVSS 6.5) — Search Guard versions before 24.3 had an issue when Cross Cluster Search (CCS) was enabled, authenticated user…
    CVE-2019-13419 (CVSS 7.5) — Search Guard versions before 23.1 had an issue that for aggregations clear text values of anonymised fields we…
    CVE-2019-13415 (CVSS 6.5) — Search Guard versions before 24.3 had an issue when Cross Cluster Search (CCS) was enabled, authenticated user…

    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