Vulnerability Details CVE-2021-38687
A stack buffer overflow vulnerability has been reported to affect QNAP NAS running Surveillance Station. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of Surveillance Station: QTS 5.0.0 (64 bit): Surveillance Station 5.2.0.4.2 ( 2021/10/26 ) and later QTS 5.0.0 (32 bit): Surveillance Station 5.2.0.3.2 ( 2021/10/26 ) and later QTS 4.3.6 (64 bit): Surveillance Station 5.1.5.4.6 ( 2021/10/26 ) and later QTS 4.3.6 (32 bit): Surveillance Station 5.1.5.3.6 ( 2021/10/26 ) and later QTS 4.3.3: Surveillance Station 5.1.5.3.6 ( 2021/10/26 ) and later
Exploit prediction scoring system (EPSS) score
EPSS Score 0.008
EPSS Ranking 73.1%
CVSS Severity
CVSS v3 Score 8.1
CVSS v2 Score 7.5
References
Products affected by CVE-2021-38687
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cpe:2.3:a:qnap:surveillance_station:5.0.3
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cpe:2.3:a:qnap:surveillance_station:5.0.4
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cpe:2.3:a:qnap:surveillance_station:5.0.5
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cpe:2.3:a:qnap:surveillance_station:5.1.0.1
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cpe:2.3:a:qnap:surveillance_station:5.1.0.2
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cpe:2.3:a:qnap:surveillance_station:5.1.0.3
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cpe:2.3:a:qnap:surveillance_station:5.1.0.4
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cpe:2.3:a:qnap:surveillance_station:5.1.0.5
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cpe:2.3:a:qnap:surveillance_station:5.1.1.0
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cpe:2.3:a:qnap:surveillance_station:5.1.1.1
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cpe:2.3:a:qnap:surveillance_station:5.1.1.2
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cpe:2.3:a:qnap:surveillance_station:5.1.1.3.0
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cpe:2.3:a:qnap:surveillance_station:5.1.1.3.1
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cpe:2.3:a:qnap:surveillance_station:5.1.1.3.2
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cpe:2.3:a:qnap:surveillance_station:5.1.1.3.3
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cpe:2.3:a:qnap:surveillance_station:5.1.1.3.4
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cpe:2.3:a:qnap:surveillance_station:5.1.1.4.0
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cpe:2.3:a:qnap:surveillance_station:5.1.1.4.1
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cpe:2.3:a:qnap:surveillance_station:5.1.1.4.2
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cpe:2.3:a:qnap:surveillance_station:5.1.1.4.3
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cpe:2.3:a:qnap:surveillance_station:5.1.1.4.4
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cpe:2.3:a:qnap:surveillance_station:5.1.2.3.0
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cpe:2.3:a:qnap:surveillance_station:5.1.2.3.2
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cpe:2.3:a:qnap:surveillance_station:5.1.2.3.3
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cpe:2.3:a:qnap:surveillance_station:5.1.2.4.0
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cpe:2.3:a:qnap:surveillance_station:5.1.2.4.1
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cpe:2.3:a:qnap:surveillance_station:5.1.2.4.2
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cpe:2.3:a:qnap:surveillance_station:5.1.2.4.3
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cpe:2.3:a:qnap:surveillance_station:5.1.3.3.1
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cpe:2.3:a:qnap:surveillance_station:5.1.3.3.2
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cpe:2.3:a:qnap:surveillance_station:5.1.3.3.3
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cpe:2.3:a:qnap:surveillance_station:5.1.3.3.4
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cpe:2.3:a:qnap:surveillance_station:5.1.3.3.5
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cpe:2.3:a:qnap:surveillance_station:5.1.3.3.6
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cpe:2.3:a:qnap:surveillance_station:5.1.3.3.7
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cpe:2.3:a:qnap:surveillance_station:5.1.3.3.8
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cpe:2.3:a:qnap:surveillance_station:5.1.3.4.0
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cpe:2.3:a:qnap:surveillance_station:5.1.3.4.1
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cpe:2.3:a:qnap:surveillance_station:5.1.3.4.2
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cpe:2.3:a:qnap:surveillance_station:5.1.3.4.3
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cpe:2.3:a:qnap:surveillance_station:5.1.3.4.5
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cpe:2.3:a:qnap:surveillance_station:5.1.3.4.6
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cpe:2.3:a:qnap:surveillance_station:5.1.3.4.7
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cpe:2.3:a:qnap:surveillance_station:5.1.3.4.8
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cpe:2.3:a:qnap:surveillance_station:5.1.5.3.0
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cpe:2.3:a:qnap:surveillance_station:5.1.5.3.1
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cpe:2.3:a:qnap:surveillance_station:5.1.5.3.2
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cpe:2.3:a:qnap:surveillance_station:5.1.5.3.3
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cpe:2.3:a:qnap:surveillance_station:5.1.5.3.6
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cpe:2.3:a:qnap:surveillance_station:5.1.5.4.0
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cpe:2.3:a:qnap:surveillance_station:5.1.5.4.1
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cpe:2.3:a:qnap:surveillance_station:5.1.5.4.2
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cpe:2.3:a:qnap:surveillance_station:5.1.5.4.3
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cpe:2.3:a:qnap:surveillance_station:5.1.5.4.6
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cpe:2.3:a:qnap:surveillance_station:5.2.0.3.2
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cpe:2.3:o:qnap:qts:4.3.3
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cpe:2.3:o:qnap:qts:4.3.6
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cpe:2.3:o:qnap:qts:5.0.0