Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessAccess public EV station mapping platform
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DeliveryQuery or scrape station listing data
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ExploitHarvest exposed authentication identifiers
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ExecutionSubmit identifiers to Evoke CSMS or charge point
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PersistAuthenticate as trusted charge point
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ImpactInitiate unauthorized charging session
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V6 - Authentication Credential protection in transit/storage
|
| Exploitation Conditions | Evoke CSMS must be integrated with one or more public web-based mapping platforms that surface authentication identifier fields in their externally accessible station data - this integration is the specific, concrete configuration condition driving the exposure. Deployments of Evoke CSMS that are not connected to any public-facing mapping service would not expose identifiers through this vector. Exploitation requires no authentication, no special tools, and no access to the CSMS itself - only access to the public mapping platform. What limits exploitation: the flaw is scoped to operators who have enabled public mapping integrations with Evoke CSMS; the exploitable impact is bounded by what those harvested identifiers can authorize within the EV charging ecosystem; and the attacker must know which mapping platform is receiving identifier data from the target deployment. |
| Impact | The CVSS 3.1 score of 6.5 with vector AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N reflects trivially accessible, unauthenticated exposure requiring no complexity or user interaction, while the S:U, C:L, and I:L components constrain the overall impact rating. No EPSS data was provided in the input, and this CVE is not listed in CISA KEV, meaning widespread or confirmed active exploitation is unconfirmed. No public exploit code has been identified. Despite the moderate CVSS score, the ICS-CERT reporting context elevates the real-world concern: EV charging infrastructure falls within energy critical infrastructure, and exposed authentication identifiers could enable fraudulent session authorization or charge point impersonation beyond simple data observation. The I:L component in the provided CVSS vector warrants explicit vendor clarification - if the identifiers are display-only artifacts that cannot be replayed or submitted to the CSMS, integrity impact may be overstated; if they can authenticate to the CSMS backend or to individual charge points, I:L is justified. This is a structural credential exposure issue rather than an imminent remote exploit scenario. |
| Exploit ScenarioDerived | An attacker accesses a public web-based EV charging station mapping platform and queries or scrapes the station listing data for a target Evoke CSMS deployment, extracting exposed authentication identifiers without any authentication or special tooling. Using those harvested identifiers, the attacker could potentially submit them to the Evoke CSMS backend or individual charge points to authenticate as a trusted entity, enabling unauthorized charging session initiation or manipulation of authorization records. No exploit code has been publicly identified, and execution requires only internet access and knowledge of the mapping platform surfacing the data. |
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Alert meAnalysisAIv1 – Jun 25, 2026
Evoke CSMS exposes charging station authentication identifiers through public web-based mapping platforms, allowing unauthenticated network actors to harvest credentials with no special access or interaction. Classified under CWE-522 (Insufficiently Protected Credentials) and reported by ICS-CERT via advisory ICSA-26-176-02, this flaw affects all tracked versions of the Evoke Charging Station Management System across its entire version history per the wildcard CPE. No active exploitation has been confirmed (not in CISA KEV) and no public exploit code has been identified, but the zero-prerequisite exposure in an OT/energy infrastructure context represents a meaningful credential leakage risk for affected operators.
RemediationAI
No vendor-released patch version was identified in the available data. Operators should consult the CISA ICS advisory ICSA-26-176-02 at https://www.cisa.gov/news-events/ics-advisories/icsa-26-176-02 and the CSAF file at https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-176-02.json for authoritative remediation guidance and any patch release. As immediate compensating controls, operators should audit which authentication identifier fields are shared with third-party mapping platform integrations and disable or restrict those integrations where possible - note this trade-off reduces station discoverability for end users. Any authentication identifiers confirmed to have been publicly exposed should be rotated or revoked where the CSMS and charge point hardware architecture permits, though this may require coordinated updates across deployed charging units. Outbound data-sharing configurations to mapping APIs should be reviewed and locked down to the minimum required fields. Contact Evoke Systems directly at https://evokesystems.com/contact-us/ to obtain patched software or additional vendor-specific mitigation guidance.
Affected VersionsENISA
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Technical ContextAI · show details
Evoke CSMS is a Charging Station Management System used to manage electric vehicle charging infrastructure, typically operating over the Open Charge Point Protocol (OCPP) or comparable protocols. Authentication identifiers in this context can include charge point IDs, RFID authorization tokens, or session keys used to validate and authorize EV charging sessions between the CSMS and individual charge points. CWE-522 (Insufficiently Protected Credentials) describes the root cause: these identifiers are surfaced through web-based mapping platforms that aggregate and publicly display EV charging station data, making them accessible to any internet user without authentication. The CPE string cpe:2.3:a:evoke:evoke_csms:*:*:*:*:*:*:*:* carries a full wildcard on version, indicating the issue is likely architectural - tied to how the CSMS integrates with external mapping services - rather than limited to a discrete code revision.
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Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Public mapping platform exposure requires no privileges or interaction; direct integrity impact is not confirmed by description alone, so I:N is assessed pending vendor clarification.
Primary rating from Vendor (icscert).
CVSS VectorVendor: icscert
Lifecycle Timeline
1DescriptionCVE.org
Charging station authentication identifiers are publicly accessible via web-based mapping platforms.
Threat Intelligence Overview
How this decision was reached
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What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.
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EUVD-2026-39564
GHSA-mr33-r399-w43m
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB