CVE-2017-2894

An exploitable stack buffer overflow vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT SUBSCRIBE packet can cause a stack buffer overflow resulting in remote code execution. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

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.talosintelligence.com/vulnerability_reports/TALOS-2017-0401	Exploit Technical Description Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:cesanta:mongoose:6.8:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-11-07 16:29

Updated : 2024-02-28 16:04

NVD link : CVE-2017-2894

Mitre link : CVE-2017-2894

CVE.ORG link : CVE-2017-2894

JSON object : View

Products Affected

cesanta

mongoose

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2017-2894", "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}], "cvssMetricV30": [{"type": "Secondary", "source": "talos-cna@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/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}], "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": "2017-11-07T16:29:00.810", "references": [{"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0401", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "source": "talos-cna@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "An exploitable stack buffer overflow vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT SUBSCRIBE packet can cause a stack buffer overflow resulting in remote code execution. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability."}, {"lang": "es", "value": "Existe una vulnerabilidad explotable de desbordamiento de b\u00fafer basado en pila en la funcionalidad de an\u00e1lisis sint\u00e1ctico de paquetes MQTT de Cesanta Mongoose 6.8. Un paquete MQTT SUBSCRIBE especialmente manipulado puede provocar un desbordamiento de b\u00fafer basado en pila que dar\u00eda lugar a la ejecuci\u00f3n remota de c\u00f3digo. Un atacante necesita enviar un paquete MQTT especialmente manipulado a trav\u00e9s de la red para desencadenar esta vulnerabilidad."}], "lastModified": "2022-06-07T17:24:32.170", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:cesanta:mongoose:6.8:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1164ED0F-EE6F-4D14-8227-9EDC2D3EB603"}], "operator": "OR"}]}], "sourceIdentifier": "talos-cna@cisco.com"}