CVE-2020-28993

A Directory Traversal vulnerability exists in ATX miniCMTS200a Broadband Gateway through 2.0 and Pico CMTS through 2.0. Successful exploitation of this vulnerability would allow an unauthenticated attacker to retrieve administrator credentials by sending a malicious POST request.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://atx.com/products/commercial-services-gateways/minicmts200a-broadband-gateway/	Product Vendor Advisory
https://www.exploit-db.com/exploits/49124	Exploit Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:atx:minicmts200a_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:atx:minicmts200a:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-12-01 16:15

Updated : 2020-12-02 16:41

NVD link : CVE-2020-28993

Mitre link : CVE-2020-28993

CVE.ORG link : CVE-2020-28993

JSON object : View

Products Affected

atx

minicmts200a
minicmts200a_firmware

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"id": "CVE-2020-28993", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "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": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-12-01T16:15:11.067", "references": [{"url": "https://atx.com/products/commercial-services-gateways/minicmts200a-broadband-gateway/", "tags": ["Product", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.exploit-db.com/exploits/49124", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "A Directory Traversal vulnerability exists in ATX miniCMTS200a Broadband Gateway through 2.0 and Pico CMTS through 2.0. Successful exploitation of this vulnerability would allow an unauthenticated attacker to retrieve administrator credentials by sending a malicious POST request."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de Salto de Directorio en ATX miniCMTS200a Broadband Gateway versiones hasta 2.0 y Pico CMTS versiones hasta 2.0. Una explotaci\u00f3n con \u00e9xito de esta vulnerabilidad permitir\u00eda a un atacante no autenticado recuperar unas credenciales de administrador mediante el env\u00edo de una petici\u00f3n POST maliciosa"}], "lastModified": "2020-12-02T16:41:53.383", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:atx:minicmts200a_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3CB12F03-47C8-400D-B2F0-A39D853C1FD4", "versionEndIncluding": "2.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:atx:minicmts200a:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B1F97F51-8C9F-4695-B391-FEB9B773BDAE"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}