CVE-2021-45925

Observable discrepancies in the login process allow an attacker to guess legitimate user names registered in the BMC. This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/	Third Party Advisory
https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-45925/	Third Party Advisory
https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/	Third Party Advisory
https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-45925/	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:lannerinc:iac-ast2500a_firmware:1.10.0:*:*:*:*:*:*:*

cpe:2.3:h:lannerinc:iac-ast2500a:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:33

Type	Values Removed	Values Added
References	~~() https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/ - Third Party Advisory~~	() https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/ - Third Party Advisory
References	~~() https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-45925/ - Third Party Advisory~~	() https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-45925/ - Third Party Advisory

Information

Published : 2022-10-24 14:15

Updated : 2024-11-21 06:33

NVD link : CVE-2021-45925

Mitre link : CVE-2021-45925

CVE.ORG link : CVE-2021-45925

JSON object : View

Products Affected

lannerinc

iac-ast2500a_firmware
iac-ast2500a

CWE

CWE-203

Observable Discrepancy

{"id": "CVE-2021-45925", "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "prodsec@nozominetworks.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2022-10-24T14:15:49.847", "references": [{"url": "https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/", "tags": ["Third Party Advisory"], "source": "prodsec@nozominetworks.com"}, {"url": "https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-45925/", "tags": ["Third Party Advisory"], "source": "prodsec@nozominetworks.com"}, {"url": "https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-45925/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "prodsec@nozominetworks.com", "description": [{"lang": "en", "value": "CWE-203"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-203"}]}], "descriptions": [{"lang": "en", "value": "Observable discrepancies in the login process allow an attacker to guess legitimate user names registered in the BMC. This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0."}, {"lang": "es", "value": "Unas discrepancias observables en el proceso de inicio de sesi\u00f3n permiten a un atacante adivinar nombres de usuario leg\u00edtimos registrados en el BMC. Este problema afecta: Lanner Inc IAC-AST2500A versi\u00f3n de firmware est\u00e1ndar 1.10.0"}], "lastModified": "2024-11-21T06:33:16.683", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:lannerinc:iac-ast2500a_firmware:1.10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8DD71184-078B-4B7E-BCB5-11E55B5928B7"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:lannerinc:iac-ast2500a:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9007683B-45DA-471A-9CCB-A587DED8D973"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "prodsec@nozominetworks.com"}