CVE-2020-7839

In MaEPSBroker 2.5.0.31 and prior, a command injection vulnerability caused by improper input validation checks when parsing brokerCommand parameter.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 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

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35946	Third Party Advisory
https://www.markany.com/	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:markany:maepsbroker:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-03-24 17:15

Updated : 2024-02-04 21:23

NVD link : CVE-2020-7839

Mitre link : CVE-2020-7839

CVE.ORG link : CVE-2020-7839

JSON object : View

Products Affected

markany

maepsbroker

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2020-7839", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "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}, {"type": "Secondary", "source": "vuln@krcert.or.kr", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2021-03-24T17:15:13.510", "references": [{"url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35946", "tags": ["Third Party Advisory"], "source": "vuln@krcert.or.kr"}, {"url": "https://www.markany.com/", "tags": ["Vendor Advisory"], "source": "vuln@krcert.or.kr"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}, {"type": "Secondary", "source": "vuln@krcert.or.kr", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "In MaEPSBroker 2.5.0.31 and prior, a command injection vulnerability caused by improper input validation checks when parsing brokerCommand parameter."}, {"lang": "es", "value": "En MaEPSBroker versiones 2.5.0.31 y anteriores, una vulnerabilidad de inyecci\u00f3n de comando causada por comprobaciones de validaci\u00f3n inapropiada de la entrada cuando se analiza el par\u00e1metro brokerCommand"}], "lastModified": "2021-03-26T21:31:54.103", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:markany:maepsbroker:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D6214CA9-6639-4445-A547-F65DC25586EB", "versionEndIncluding": "2.5.0.31"}], "operator": "OR"}]}], "sourceIdentifier": "vuln@krcert.or.kr"}