CVE-2020-5637

Improper validation of integrity check value vulnerability in Aterm SA3500G firmware versions prior to Ver. 3.5.9 allows an attacker with an administrative privilege to execute a malicious program.

CVSS v3 6.8 MEDIUM
CVSS v2.0 5.2 MEDIUM

6.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.2^/10

CVSS v2.0 : MEDIUM

Vector : AV:A/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 5.1 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://jvn.jp/en/jp/JVN55917325/index.html	Third Party Advisory
https://jvn.jp/jp/JVN55917325/index.html	Third Party Advisory
https://www.necplatforms.co.jp/product/security_ap/info_20201211.html	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:necplatforms:aterm_sa3500g_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:necplatforms:aterm_sa3500g:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-12-14 03:15

Updated : 2023-12-10 13:41

NVD link : CVE-2020-5637

Mitre link : CVE-2020-5637

CVE.ORG link : CVE-2020-5637

JSON object : View

Products Affected

necplatforms

aterm_sa3500g
aterm_sa3500g_firmware

CWE

CWE-354

Improper Validation of Integrity Check Value

{"id": "CVE-2020-5637", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.2, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 5.1, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.8, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.9}]}, "published": "2020-12-14T03:15:13.543", "references": [{"url": "https://jvn.jp/en/jp/JVN55917325/index.html", "tags": ["Third Party Advisory"], "source": "vultures@jpcert.or.jp"}, {"url": "https://jvn.jp/jp/JVN55917325/index.html", "tags": ["Third Party Advisory"], "source": "vultures@jpcert.or.jp"}, {"url": "https://www.necplatforms.co.jp/product/security_ap/info_20201211.html", "tags": ["Vendor Advisory"], "source": "vultures@jpcert.or.jp"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-354"}]}], "descriptions": [{"lang": "en", "value": "Improper validation of integrity check value vulnerability in Aterm SA3500G firmware versions prior to Ver. 3.5.9 allows an attacker with an administrative privilege to execute a malicious program."}, {"lang": "es", "value": "Una comprobaci\u00f3n inapropiada de la vulnerabilidad del valor de comprobaci\u00f3n de integridad en Aterm SA3500G versiones de firmware anteriores a Ver. 3.5.9, permite a un atacante con privilegios administrativos ejecutar un programa malicioso."}], "lastModified": "2020-12-15T19:17:58.020", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:necplatforms:aterm_sa3500g_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9DB31ED1-AE88-4FE0-8C24-F47710CC0868", "versionEndExcluding": "3.5.9"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:necplatforms:aterm_sa3500g:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AADF6560-9A7A-466B-9C01-181FD0F194D5"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "vultures@jpcert.or.jp"}