Qnap Qts vulnerabilities

CVE-2023-45035 [HIGH] CWE-120 CVE-2023-45035: A buffer copy without checking size of input vulnerability has been reported to affect several QNAP A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.4.2596 build 20231128 and later QuTS hero h5.1.

CVE-2023-41279 [HIGH] CWE-120 CVE-2023-41279: A buffer copy without checking size of input vulnerability has been reported to affect several QNAP A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.2.2533 build 20230926 and later QuTS hero h5.1.

CVE-2023-41273 [HIGH] CWE-120 CVE-2023-41273: A heap-based buffer overflow vulnerability has been reported to affect several QNAP operating system A heap-based buffer overflow vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.2.2533 build 20230926 and later QuTS hero h5.1.2.2534 build 20

CVE-2023-41275 [HIGH] CWE-120 CVE-2023-41275: A buffer copy without checking size of input vulnerability has been reported to affect several QNAP A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.2.2533 build 20230926 and later QuTS hero h5.1.

CVE-2023-41278 [HIGH] CWE-120 CVE-2023-41278: A buffer copy without checking size of input vulnerability has been reported to affect several QNAP A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.2.2533 build 20230926 and later QuTS hero h5.1.

CVE-2023-41277 [HIGH] CWE-120 CVE-2023-41277: A buffer copy without checking size of input vulnerability has been reported to affect several QNAP A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.2.2533 build 20230926 and later QuTS hero h5.1.

CVE-2023-41276 [HIGH] CWE-120 CVE-2023-41276: A buffer copy without checking size of input vulnerability has been reported to affect several QNAP A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.2.2533 build 20230926 and later QuTS hero h5.1.

CVE-2025-66281 [HIGH] CWE-476 CVE-2025-66281: A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system v A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3410 build 20260214 and later QuTS hero h5.2.9.3410 build 20260214

CVE-2026-24716 [HIGH] CWE-476 CVE-2026-24716: A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system v A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3492 build 20260507 and later

CVE-2021-28798 [HIGH] CWE-23 CVE-2021-28798: A relative path traversal vulnerability has been reported to affect QNAP NAS running QTS and QuTS he A relative path traversal vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to modify files that impact system integrity. QNAP have already fixed this vulnerability in the following versions: QTS 4.5.2.1630 Build 20210406 and later QTS 4.3.6.1663 Build 20210504 and later QTS

CVE-2025-62848 [HIGH] CWE-476 CVE-2025-62848: A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system v A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and later QuTS hero h5.2.7.3297 build 20251024

CVE-2023-34971 [HIGH] CWE-326 CVE-2023-34971: An inadequate encryption strength vulnerability has been reported to affect QNAP operating systems. An inadequate encryption strength vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows local network clients to decrypt the data using brute force attacks via unspecified vectors. We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5

CVE-2018-14749 [CRITICAL] CWE-119 CVE-2018-14749: Buffer Overflow vulnerability in QTS 4.3.5 build 20181013, QTS 4.3.4 build 20181008, QTS 4.3.3 build Buffer Overflow vulnerability in QTS 4.3.5 build 20181013, QTS 4.3.4 build 20181008, QTS 4.3.3 build 20180829, QTS 4.2.6 build 20180829 and earlier versions could have unspecified impact on the NAS.

CVE-2024-13086 [HIGH] CWE-200 CVE-2024-13086: An exposure of sensitive information vulnerability has been reported to affect product. If exploited An exposure of sensitive information vulnerability has been reported to affect product. If exploited, the vulnerability could allow remote attackers to compromise the security of the system. We have already fixed the vulnerability in the following version: QTS 5.2.0.2851 build 20240808 and later QuTS hero h5.2.0.2851 build 20240808 and later

CVE-2024-48865 [HIGH] CWE-295 CVE-2024-48865: An improper certificate validation vulnerability has been reported to affect several QNAP operating An improper certificate validation vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow attackers with local network access to compromise the security of the system. We have already fixed the vulnerability in the following versions: QTS 5.1.9.2954 build 20241120 and later QTS 5.2

CVE-2026-24717 [MEDIUM] CWE-22 CVE-2026-24717: A path traversal vulnerability has been reported to affect several QNAP operating system versions. I A path traversal vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to read the contents of unexpected files or system data. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3492 build 20260507 and l

CVE-2018-19944 [HIGH] CWE-311 CVE-2018-19944: A cleartext transmission of sensitive information vulnerability has been reported to affect certain A cleartext transmission of sensitive information vulnerability has been reported to affect certain QTS devices. If exploited, this vulnerability allows a remote attacker to gain access to sensitive information. QNAP have already fixed this vulnerability in the following versions: QTS 4.4.3.1354 build 20200702 (and later)

CVE-2024-21901 [MEDIUM] CWE-89 CVE-2024-21901: A SQL injection vulnerability has been reported to affect myQNAPcloud. If exploited, the vulnerabili A SQL injection vulnerability has been reported to affect myQNAPcloud. If exploited, the vulnerability could allow authenticated administrators to inject malicious code via a network. We have already fixed the vulnerability in the following versions: myQNAPcloud 1.0.52 ( 2023/11/24 ) and later QTS 4.5.4.2627 build 20231225 and later

CVE-2025-53591 [MEDIUM] CWE-134 CVE-2025-53591: A use of externally-controlled format string vulnerability has been reported to affect several QNAP A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to obtain secret data or modify memory. We have already fixed the vulnerability in the following versions: QTS 5.2.7.3256 build 202

CVE-2023-39298 [HIGH] CWE-862 CVE-2023-39298: A missing authorization vulnerability has been reported to affect several QNAP operating system vers A missing authorization vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow local authenticated users to access data or perform actions that they should not be allowed to perform via unspecified vectors. QuTScloud, is not affected. We have already fixed the vulnerability in the