CVE-2021-20711

Aterm WG2600HS firmware Ver1.5.1 and earlier allows an attacker to execute arbitrary OS commands via unspecified vectors.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://jpn.nec.com/security-info/secinfo/nv21-010.html	Mitigation Vendor Advisory
https://jvn.jp/en/jp/JVN29739718/index.html	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:nec:aterm_wg2600hs_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:nec:aterm_wg2600hs:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-04-26 01:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-20711

Mitre link : CVE-2021-20711

CVE.ORG link : CVE-2021-20711

JSON object : View

Products Affected

nec

aterm_wg2600hs_firmware
aterm_wg2600hs

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

{"id": "CVE-2021-20711", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 10.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "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}]}, "published": "2021-04-26T01:15:08.030", "references": [{"url": "https://jpn.nec.com/security-info/secinfo/nv21-010.html", "tags": ["Mitigation", "Vendor Advisory"], "source": "vultures@jpcert.or.jp"}, {"url": "https://jvn.jp/en/jp/JVN29739718/index.html", "tags": ["Third Party Advisory"], "source": "vultures@jpcert.or.jp"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "Aterm WG2600HS firmware Ver1.5.1 and earlier allows an attacker to execute arbitrary OS commands via unspecified vectors."}, {"lang": "es", "value": "Un firmware Aterm WG2600HS versiones Ver1.5.1 y anteriores, permite a un atacante ejecutar comandos arbitrarios del Sistema Operativo por medio de vectores no especificados"}], "lastModified": "2021-04-30T20:09:42.677", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:nec:aterm_wg2600hs_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "98011875-167E-4921-858E-C30AF5E9DB76", "versionEndIncluding": "1.5.1"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:nec:aterm_wg2600hs:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "623C9C7B-C947-49A8-9C1D-20B23FDA73ED"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "vultures@jpcert.or.jp"}