CVE-2025-35434

CVSS v3 4.2 MEDIUM

4.2^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 2.5

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

C

ISA Thorium does not validate TLS certificates when connecting to Elasticsearch. An unauthenticated attacker with access to a Thorium cluster could impersonate the Elasticsearch service. Fixed in 1.1.2.

References

Link	Resource
https://github.com/cisagov/thorium/blob/main/api/src/models/backends/setup/elastic_setup.rs#L36-L43	Product
https://github.com/cisagov/thorium/releases/tag/1.1.2	Release Notes
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-259-01.json	Vendor Advisory
https://www.cve.org/CVERecord?id=CVE-2025-35434	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:cisa:thorium:*:*:*:*:*:*:*:*

History

23 Sep 2025, 15:44

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-09-17 17:15

Updated : 2025-09-23 15:44

NVD link : CVE-2025-35434

Mitre link : CVE-2025-35434

CVE.ORG link : CVE-2025-35434

JSON object : View

Products Affected

thorium

CWE

CWE-295

Improper Certificate Validation

{"id": "CVE-2025-35434", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "9119a7d8-5eab-497f-8521-727c672e3725", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.2, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 1.6}, {"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "9119a7d8-5eab-497f-8521-727c672e3725", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 2.3, "Automatable": "NOT_DEFINED", "attackVector": "ADJACENT", "baseSeverity": "LOW", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-09-17T17:15:43.713", "references": [{"url": "https://github.com/cisagov/thorium/blob/main/api/src/models/backends/setup/elastic_setup.rs#L36-L43", "tags": ["Product"], "source": "9119a7d8-5eab-497f-8521-727c672e3725"}, {"url": "https://github.com/cisagov/thorium/releases/tag/1.1.2", "tags": ["Release Notes"], "source": "9119a7d8-5eab-497f-8521-727c672e3725"}, {"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-259-01.json", "tags": ["Vendor Advisory"], "source": "9119a7d8-5eab-497f-8521-727c672e3725"}, {"url": "https://www.cve.org/CVERecord?id=CVE-2025-35434", "tags": ["Third Party Advisory"], "source": "9119a7d8-5eab-497f-8521-727c672e3725"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "9119a7d8-5eab-497f-8521-727c672e3725", "description": [{"lang": "en", "value": "CWE-295"}]}], "descriptions": [{"lang": "en", "value": "CISA Thorium does not validate TLS certificates when connecting to Elasticsearch. An unauthenticated attacker with access to a Thorium cluster could impersonate the Elasticsearch service. Fixed in 1.1.2."}], "lastModified": "2025-09-23T15:44:11.473", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cisa:thorium:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B59DB6B0-5BDC-4104-A627-F983CDB806BC", "versionEndExcluding": "1.1.2"}], "operator": "OR"}]}], "sourceIdentifier": "9119a7d8-5eab-497f-8521-727c672e3725"}