Rewterz Threat Advisory – Multiple QNAP Products Vulnerabilities

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Rewterz Threat Advisory – Multiple QNAP Products Vulnerabilities

Severity

Medium

Analysis Summary

CVE-2023-45035, CVE-2023-45037

QNAP QTS, QuTS hero and QuTScloud are vulnerable to a buffer overflow, caused by improper bounds checking. By sending a specially crafted request, a remote authenticated attacker could overflow a buffer and execute arbitrary code on the system.

CVE-2023-39302, CVE-2023-41281, CVE-2023-47567

QNAP QTS, QuTS hero and QuTScloud could allow a remote authenticated attacker to execute arbitrary commands on the system, caused by an OS command injection flaw. By sending a specially crafted request, an attacker could exploit this vulnerability to execute arbitrary commands on the system.

CVE-2023-45026, CVE-2023-45027

QNAP QTS, QuTS hero and QuTScloud could allow a remote authenticated attacker to traverse directories on the system, caused by improper validation of user request. An attacker could send a specially crafted URL request containing “dot dot” sequences (/../) to view arbitrary files on the system.

CVE-2023-41275, CVE-2023-41276, CVE-2023-41277, CVE-2023-41278

CVE-2023-47564 CVSS:8

QNAP Qsync Central could allow a remote authenticated attacker to bypass security restrictions, caused by an incorrect permission assignment flaw. By sending a specially crafted request, an attacker could exploit this vulnerability to read or modify the resource.

CVE-2023-47568 CVSS:8.8

QNAP QTS, QuTS hero and QuTScloud are vulnerable to SQL injection. A remote authenticated attacker could send specially crafted SQL statements, which could allow the attacker to view, add, modify or delete information in the back-end database.

CVE-2023-45028 CVSS:5.5

QNAP QTS, QuTS hero and QuTScloud are vulnerable to a denial of service, caused by an uncontrolled resource consumption flaw. By sending a specially crafted request, a remote authenticated attacker could exploit this vulnerability to cause a denial of service condition.

CVE-2023-47561 CVSS:5.5

QNAP Photo Station is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote authenticated attacker could exploit this vulnerability to inject malicious script into a Web page which would be executed in a victim’s Web browser within the security context of the hosting Web site, once the page is viewed. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.