High severity · published Jan 5, 2024
CVE-2023-45043
A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions
7.2
CVSS
0.6%
EPSS
No
On KEV
Description
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 h5.1.4.2596 build 20231128 and later
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QT
Qts · Qnap
5.1.0.2348; 5.1.0.2399; 5.1.0.2418; 5.1.0.2444; 5.1.0.2466; 5.1.1.2491; +2 more · source: NVD
QH
Quts Hero · Qnap
h5.1.0.2409; h5.1.0.2424; h5.1.0.2453; h5.1.0.2466; h5.1.1.2488; h5.1.2.2534; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-45043
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-45043
Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-23-27
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