CVE-2017-9544

There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code.

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.exploit-db.com/exploits/42155/	Exploit Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/42155/	Exploit Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:echatserver:easy_chat_server:*:*:*:*:*:*:*:*

History

21 Nov 2024, 03:36

Type	Values Removed	Values Added
References	~~() https://www.exploit-db.com/exploits/42155/ - Exploit, Third Party Advisory, VDB Entry~~	() https://www.exploit-db.com/exploits/42155/ - Exploit, Third Party Advisory, VDB Entry

Information

Published : 2017-06-12 06:29

Updated : 2024-11-21 03:36

NVD link : CVE-2017-9544

Mitre link : CVE-2017-9544

CVE.ORG link : CVE-2017-9544

JSON object : View

Products Affected

echatserver

easy_chat_server

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2017-9544", "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}]}, "published": "2017-06-12T06:29:00.557", "references": [{"url": "https://www.exploit-db.com/exploits/42155/", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://www.exploit-db.com/exploits/42155/", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code."}, {"lang": "es", "value": "Se presenta un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria remoto (SEH) en el archivo register.ghp en EFS Software Easy Chat Server versiones 2.0 hasta 3.1. Al enviar una cadena de nombre de usuario demasiado larga en archivo registresult.htm para registrar al usuario, un atacante puede ser capaz de ejecutar c\u00f3digo arbitrario."}], "lastModified": "2024-11-21T03:36:22.123", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:echatserver:easy_chat_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CC553F29-3FB1-4BC9-AD80-0BD59DCDDE3C", "versionEndIncluding": "3.1", "versionStartIncluding": "2.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}