Vulnerability Details : CVE-2023-39303
An improper authentication vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to compromise the security of the system via a network.
We have already fixed the vulnerability in the following versions:
QTS 5.1.3.2578 build 20231110 and later
QuTS hero h5.1.3.2578 build 20231110 and later
QuTScloud c5.1.5.2651 and later
Vulnerability category: BypassGain privilege
Products affected by CVE-2023-39303
- cpe:2.3:o:qnap:qts:5.1.0.2348:build_20230325:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:5.1.1.2491:build_20230815:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:5.1.0.2399:build_20230515:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:5.1.0.2418:build_20230603:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:5.1.0.2444:build_20230629:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:5.1.0.2466:build_20230721:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:5.1.2.2533:build_20230926:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:5.1.3.2578:-:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h5.1.1.2488:build_20230812:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h5.1.2.2534:build_20230927:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h5.1.0.2466:build_20230721:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h5.1.0.2453:build_20230708:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h5.1.0.2424:build_20230609:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h5.1.0.2409:build_20230525:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h5.1.3.2578:-:*:*:*:*:*:*
- cpe:2.3:o:qnap:qutscloud:c5.1.0.2498:build_20230822:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-39303
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 44 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-39303
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST | 2024-02-06 |
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
QNAP Systems, Inc. | 2024-02-02 |
CWE ids for CVE-2023-39303
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: security@qnapsecurity.com.tw (Primary)
References for CVE-2023-39303
-
https://www.qnap.com/en/security-advisory/qsa-23-33
Multiple Vulnerabilities in QTS, QuTS hero and QuTScloud - Security Advisory | QNAPVendor Advisory
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