CVE-2021-20708

NEC Aterm devices (Aterm WF1200CR firmware Ver1.3.2 and earlier, Aterm WG1200CR firmware Ver1.3.3 and earlier, and Aterm WG2600HS firmware Ver1.5.1 and earlier) allow authenticated attackers to execute arbitrary OS commands by sending a specially crafted request to a specific URL.

CVSS v3 7.2 HIGH
CVSS v2.0 9.0 HIGH

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

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_wf1200cr_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:nec:aterm_wf1200cr:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:nec:aterm_wg1200cr_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:nec:aterm_wg1200cr:-:*:*:*:*:*:*:*

Configuration 3 (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 : 2024-02-04 21:47

NVD link : CVE-2021-20708

Mitre link : CVE-2021-20708

CVE.ORG link : CVE-2021-20708

JSON object : View

Products Affected

nec

aterm_wg1200cr
aterm_wf1200cr_firmware
aterm_wf1200cr
aterm_wg2600hs_firmware
aterm_wg2600hs
aterm_wg1200cr_firmware

CWE

CWE-78

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

{"id": "CVE-2021-20708", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/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": 1.2}]}, "published": "2021-04-26T01:15:07.947", "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": "NEC Aterm devices (Aterm WF1200CR firmware Ver1.3.2 and earlier, Aterm WG1200CR firmware Ver1.3.3 and earlier, and Aterm WG2600HS firmware Ver1.5.1 and earlier) allow authenticated attackers to execute arbitrary OS commands by sending a specially crafted request to a specific URL."}, {"lang": "es", "value": "Unos dispositivos NEC Aterm (firmware Aterm WF1200CR versiones Ver1.3.2 y anteriores, firmware Aterm WG1200CR versiones Ver1.3.3 y anteriores, y firmware Aterm WG2600HS versiones Ver1.5.1 y anteriores) permiten a atacantes autenticados ejecutar comandos arbitrarios del Sistema Operativo mediante el envio de una petici\u00f3n especialmente dise\u00f1ada a una URL espec\u00edfica"}], "lastModified": "2021-05-05T19:57:34.020", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:nec:aterm_wf1200cr_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "303286F8-9C3D-42E4-8DBD-16F9CD6B6FDB", "versionEndIncluding": "1.3.2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:nec:aterm_wf1200cr:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "3A91D9EB-5962-498E-9B14-C5712DDDF7C2"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:nec:aterm_wg1200cr_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C6CC0F17-379E-4711-B1E6-4D726C404A31", "versionEndIncluding": "1.3.3"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:nec:aterm_wg1200cr:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "936D9DD3-11E5-4862-B157-85B13EA06C38"}], "operator": "OR"}], "operator": "AND"}, {"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"}