CVE-2026-4823

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The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product."}, {"lang": "es", "value": "Se ha encontrado una falla en Enter Software Iperius Backup hasta la versi\u00f3n 8.7.3. Afectada por esta vulnerabilidad es una funcionalidad desconocida del componente Gestor NTLM2. La ejecuci\u00f3n de una manipulaci\u00f3n puede llevar a la revelaci\u00f3n de informaci\u00f3n. El ataque est\u00e1 restringido a la ejecuci\u00f3n local. Los ataques de esta naturaleza son altamente complejos. La explotaci\u00f3n parece ser dif\u00edcil. El exploit ha sido publicado y puede ser utilizado. La actualizaci\u00f3n a la versi\u00f3n 8.7.4 soluciona este problema. Se aconseja actualizar el componente afectado. Se contact\u00f3 al proveedor con antelaci\u00f3n, respondi\u00f3 de manera muy profesional y r\u00e1pidamente lanz\u00f3 una versi\u00f3n corregida del producto afectado."}], "id": "CVE-2026-4823", "lastModified": "2026-06-17T10:57:17.370", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 1.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 1.5, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 2.5, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 1.4, "source": "cna@vuldb.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 1.1, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-4823", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-03-26T15:01:04.038959Z", "version": "2.0.3"}}]}, "published": "2026-03-25T22:16:19.280", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/0truust/iperius-backup-security-advisories/blob/main/advisories/ntlm-relay-credential-exposure.md"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?ctiid.353123"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?id.353123"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?submit.774218"}, {"source": "cna@vuldb.com", "url": "https://www.iperiusbackup.com/download-software-backup.aspx"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}, {"lang": "en", "value": "CWE-284"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "8.7.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "8.7.1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "8.7.2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "8.7.3"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "8.7.4"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Iperius Backup", "source": "cna", "vendor": "Enter Software"}, "product": "iperius_backup", "vendor": "enter_software"}], "analysis": {"en": {"generated_at": "2026-03-26T03:16:19.637056+00:00", "value": {"mitigation_remediation": ["Upgrade Iperius Backup to the latest version (8.7.4) that contains the fix for the NTLM2 Handler vulnerability."], "summary": {"action": "Patch Upgrade", "impact": "Information Disclosure"}, "threat_synthesis": {"affected_systems": "The affected product is Enter Software Iperius Backup. Versions up to 8.7.3 are susceptible; the issue is fixed in version 8.7.4. The attack is limited to local execution and does not provide remote access.", "description_and_impact": "A flaw in the NTLM2 Handler component of Iperius Backup allows an attacker with local execution privileges to read sensitive information, potentially including credential data. The vulnerability falls under information disclosure (CWE-200) and unauthorized access to resources (CWE-284). Exploitation requires complex manipulation, so the attack is not trivial, but published exploits indicate it is feasible.", "risk_and_exploitability": "The CVSS score of 2.0 classifies the severity as low. No EPSS data is available, and the vulnerability is not listed in the CISA KEV catalog. Although the exploit requires local access and is difficult to execute, publicly disclosed proofs of concept exist, indicating that organisations running older versions could be exposed if local privilege is available. While the overall risk is low, applying the vendor\u2011issued fix is recommended to eliminate the disclosure path."}}}}, "created": "2026-03-26T11:31:24.389763+00:00", "updated": "2026-03-26T12:09:27.657029+00:00", "vendors": ["enter_software", "enter_software$PRODUCT$iperius_backup"]}