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CVSS: 7.2EPSS: 0%CPEs: 6EXPL: 0

CVE-2021-34343 – Buffer Overflow Vulnerability in QTS, QuTS hero, and QuTScloud

https://notcve.org/view.php?id=CVE-2021-34343

A stack buffer overflow vulnerability has been reported to affect QNAP device running QTS, QuTScloud, QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QTS, QuTScloud, QuTS hero: QTS 4.5.4.1715 build 20210630 and later QTS 5.0.0.1716 build 20210701 and later QuTScloud c4.5.6.1755 and later QuTS hero h4.5.4.1771 build 20210825 and later Se ha reportado de una vulnerabilidad de desbordamiento del búfer de la pila que afecta al dispositivo QNAP que ejecuta QTS, QuTScloud, QuTS hero. Si es explotado, esta vulnerabilidad permite a atacantes ejecutar código arbitrario. Ya hemos corregido esta vulnerabilidad en las siguientes versiones de QTS, QuTScloud, QuTS hero: QTS 4.5.4.1715 build 20210630 y posteriores QTS 5.0.0.1716 build 20210701 y posteriores QuTScloud c4.5.6.1755 y posteriores QuTS hero h4.5.4.1771 build 20210825 y posteriores • https://www.qnap.com/en/security-advisory/qsa-21-33 • CWE-787: Out-of-bounds Write •

CVSS: 8.8EPSS: 0%CPEs: 6EXPL: 0

CVE-2021-28816 – Stack Buffer Overflow Vulnerabilities in QTS, QuTS hero, and QuTScloud

https://notcve.org/view.php?id=CVE-2021-28816

A stack buffer overflow vulnerability has been reported to affect QNAP device running QTS, QuTScloud, QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QTS, QuTScloud, QuTS hero: QTS 4.5.4.1715 build 20210630 and later QTS 5.0.0.1716 build 20210701 and later QTS 4.3.3.1693 build 20210624 and later QTS 4.3.6.1750 build 20210730 and later QuTScloud c4.5.6.1755 and later QuTS hero h4.5.4.1771 build 20210825 and later Se ha reportado de una vulnerabilidad de desbordamiento del búfer de la pila que afecta al dispositivo QNAP que ejecuta QTS, QuTScloud, QuTS hero. Si es explotado, esta vulnerabilidad permite a atacantes ejecutar código arbitrario. Ya hemos corregido esta vulnerabilidad en las siguientes versiones de QTS, QuTScloud, QuTS hero: QTS 4.5.4.1715 build 20210630 y posteriores QTS 5.0.0.1716 build 20210701 y posteriores QTS 4.3.3.1693 build 20210624 y posteriores QTS 4.3.6.1750 build 20210730 y posteriores QuTScloud c4.5.6.1755 y posteriores QuTS hero h4.5.4.1771 build 20210825 y posteriores • https://www.qnap.com/en/security-advisory/qsa-21-33 • CWE-787: Out-of-bounds Write •

CVSS: 6.1EPSS: 0%CPEs: 3EXPL: 0

CVE-2018-19957 – Insufficient HTTP Security Headers in QTS, QuTS hero, and QuTScloud

https://notcve.org/view.php?id=CVE-2018-19957

A vulnerability involving insufficient HTTP security headers has been reported to affect QNAP NAS running QTS, QuTS hero, and QuTScloud. This vulnerability allows remote attackers to launch privacy and security attacks. We have already fixed this vulnerability in the following versions: QTS 4.5.4.1715 build 20210630 and later QuTS hero h4.5.4.1771 build 20210825 and later QuTScloud c4.5.6.1755 build 20210809 and later Se ha reportado de una vulnerabilidad que implica encabezados de seguridad HTTP insuficientes y que afecta a los NAS de QNAP que ejecutan QTS, QuTS hero y QuTScloud. Esta vulnerabilidad permite a atacantes remotos iniciar ataques de privacidad y seguridad. Ya hemos corregido esta vulnerabilidad en las siguientes versiones: QTS 4.5.4.1715 build 20210630 y posteriores QuTS hero h4.5.4.1771 build 20210825 y posteriores QuTScloud c4.5.6.1755 build 20210809 y posteriores • https://www.qnap.com/en/security-advisory/qsa-21-03 • CWE-1021: Improper Restriction of Rendered UI Layers or Frames •

CVSS: 6.0EPSS: 0%CPEs: 4EXPL: 0

CVE-2021-28815 – Insecure Storage of Sensitive Information in myQNAPcloud Link

https://notcve.org/view.php?id=CVE-2021-28815

Insecure storage of sensitive information has been reported to affect QNAP NAS running myQNAPcloud Link. If exploited, this vulnerability allows remote attackers to read sensitive information by accessing the unrestricted storage mechanism. This issue affects: QNAP Systems Inc. myQNAPcloud Link versions prior to 2.2.21 on QTS 4.5.3; versions prior to 2.2.21 on QuTS hero h4.5.2; versions prior to 2.2.21 on QuTScloud c4.5.4. Se ha reportado de que el almacenamiento no seguro de información confidencial afecta a los NAS de QNAP que ejecutan myQNAPcloud Link. Si es explotado, esta vulnerabilidad permite a atacantes remotos leer información confidencial accediendo al mecanismo de almacenamiento sin restricciones. • https://www.qnap.com/zh-tw/security-advisory/qsa-21-26 • CWE-922: Insecure Storage of Sensitive Information •

CVSS: 7.7EPSS: 0%CPEs: 10EXPL: 2

CVE-2021-28807 – Post-Authentication Reflected XSS Vulnerability in Q'center

https://notcve.org/view.php?id=CVE-2021-28807

A post-authentication reflected XSS vulnerability has been reported to affect QNAP NAS running Q’center. If exploited, this vulnerability allows remote attackers to inject malicious code. QNAP have already fixed this vulnerability in the following versions of Q’center: QTS 4.5.3: Q’center v1.12.1012 and later QTS 4.3.6: Q’center v1.10.1004 and later QTS 4.3.3: Q’center v1.10.1004 and later QuTS hero h4.5.2: Q’center v1.12.1012 and later QuTScloud c4.5.4: Q’center v1.12.1012 and later Se ha reportado una vulnerabilidad de tipo XSS reflejada después de la autenticación que afecta los NAS de QNAP que ejecuta Q'center. Si es explotada, esta vulnerabilidad permite a atacantes remotos inyectar código malicioso. QNAP ya ha corregido esta vulnerabilidad en las siguientes versiones de Q'center: versiones QTS 4.5.3: Q'center v1.12.1012 y posteriores, versión QTS 4.3.6: Q'center v1.10.1004 y posteriores, versión QTS 4.3.3: Q'center v1.10.1004 y posteriores, versión QuTS hero h4.5.2: Q'center v1.12.1012 y posteriores, versión QuTScloud c4.5.4: Q'center v1.12.1012 y posteriores • https://www.qnap.com/zh-tw/security-advisory/qsa-21-20 https://www.shielder.it/advisories/qnap-qcenter-post-auth-remote-code-execution-via-qpkg https://www.shielder.it/advisories/qnap-qcenter-virtual-stored-xss • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •