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Vulnerability Details CVE-2021-28800

A command injection vulnerability has been reported to affect QNAP NAS running legacy versions of QTS. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. This issue affects: QNAP Systems Inc. QTS versions prior to 4.3.6.1663 Build 20210504; versions prior to 4.3.3.1624 Build 20210416. This issue does not affect: QNAP Systems Inc. QTS 4.5.3. QNAP Systems Inc. QuTS hero h4.5.3. QNAP Systems Inc. QuTScloud c4.5.5.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.011
EPSS Ranking 76.9%
CVSS Severity
CVSS v3 Score 8.1
CVSS v2 Score 7.5
Products affected by CVE-2021-28800
  • Qnap » Qts » Version: N/A
    cpe:2.3:o:qnap:qts:-
  • Qnap » Qts » Version: 4.0
    cpe:2.3:o:qnap:qts:4.0
  • Qnap » Qts » Version: 4.0.3
    cpe:2.3:o:qnap:qts:4.0.3
  • Qnap » Qts » Version: 4.1.0
    cpe:2.3:o:qnap:qts:4.1.0
  • Qnap » Qts » Version: 4.1.1
    cpe:2.3:o:qnap:qts:4.1.1
  • Qnap » Qts » Version: 4.1.4
    cpe:2.3:o:qnap:qts:4.1.4
  • Qnap » Qts » Version: 4.2.0
    cpe:2.3:o:qnap:qts:4.2.0
  • Qnap » Qts » Version: 4.2.1
    cpe:2.3:o:qnap:qts:4.2.1
  • Qnap » Qts » Version: 4.2.2
    cpe:2.3:o:qnap:qts:4.2.2
  • Qnap » Qts » Version: 4.2.3
    cpe:2.3:o:qnap:qts:4.2.3
  • Qnap » Qts » Version: 4.2.4
    cpe:2.3:o:qnap:qts:4.2.4
  • Qnap » Qts » Version: 4.2.6
    cpe:2.3:o:qnap:qts:4.2.6
  • Qnap » Qts » Version: 4.3.1.0013
    cpe:2.3:o:qnap:qts:4.3.1.0013
  • Qnap » Qts » Version: 4.3.1.0023
    cpe:2.3:o:qnap:qts:4.3.1.0023
  • Qnap » Qts » Version: 4.3.2.0050
    cpe:2.3:o:qnap:qts:4.3.2.0050
  • Qnap » Qts » Version: 4.3.2.0060
    cpe:2.3:o:qnap:qts:4.3.2.0060
  • Qnap » Qts » Version: 4.3.2.0144
    cpe:2.3:o:qnap:qts:4.3.2.0144
  • Qnap » Qts » Version: 4.3.3
    cpe:2.3:o:qnap:qts:4.3.3
  • Qnap » Qts » Version: 4.3.3.0095
    cpe:2.3:o:qnap:qts:4.3.3.0095
  • Qnap » Qts » Version: 4.3.3.0096
    cpe:2.3:o:qnap:qts:4.3.3.0096
  • Qnap » Qts » Version: 4.3.3.0136
    cpe:2.3:o:qnap:qts:4.3.3.0136
  • Qnap » Qts » Version: 4.3.3.0154
    cpe:2.3:o:qnap:qts:4.3.3.0154
  • Qnap » Qts » Version: 4.3.3.0174
    cpe:2.3:o:qnap:qts:4.3.3.0174
  • Qnap » Qts » Version: 4.3.3.0188
    cpe:2.3:o:qnap:qts:4.3.3.0188
  • Qnap » Qts » Version: 4.3.3.0210
    cpe:2.3:o:qnap:qts:4.3.3.0210
  • Qnap » Qts » Version: 4.3.3.0229
    cpe:2.3:o:qnap:qts:4.3.3.0229
  • Qnap » Qts » Version: 4.3.3.0238
    cpe:2.3:o:qnap:qts:4.3.3.0238
  • Qnap » Qts » Version: 4.3.3.0262
    cpe:2.3:o:qnap:qts:4.3.3.0262
  • Qnap » Qts » Version: 4.3.3.0299
    cpe:2.3:o:qnap:qts:4.3.3.0299
  • Qnap » Qts » Version: 4.3.3.0351
    cpe:2.3:o:qnap:qts:4.3.3.0351
  • Qnap » Qts » Version: 4.3.3.0353
    cpe:2.3:o:qnap:qts:4.3.3.0353
  • Qnap » Qts » Version: 4.3.3.0361
    cpe:2.3:o:qnap:qts:4.3.3.0361
  • Qnap » Qts » Version: 4.3.3.0369
    cpe:2.3:o:qnap:qts:4.3.3.0369
  • Qnap » Qts » Version: 4.3.3.0378
    cpe:2.3:o:qnap:qts:4.3.3.0378
  • Qnap » Qts » Version: 4.3.3.0396
    cpe:2.3:o:qnap:qts:4.3.3.0396
  • Qnap » Qts » Version: 4.3.3.0404
    cpe:2.3:o:qnap:qts:4.3.3.0404
  • Qnap » Qts » Version: 4.3.3.0416
    cpe:2.3:o:qnap:qts:4.3.3.0416
  • Qnap » Qts » Version: 4.3.3.0418
    cpe:2.3:o:qnap:qts:4.3.3.0418
  • Qnap » Qts » Version: 4.3.3.0448
    cpe:2.3:o:qnap:qts:4.3.3.0448
  • Qnap » Qts » Version: 4.3.3.0514
    cpe:2.3:o:qnap:qts:4.3.3.0514
  • Qnap » Qts » Version: 4.3.3.0546
    cpe:2.3:o:qnap:qts:4.3.3.0546
  • Qnap » Qts » Version: 4.3.3.0570
    cpe:2.3:o:qnap:qts:4.3.3.0570
  • Qnap » Qts » Version: 4.3.3.0868
    cpe:2.3:o:qnap:qts:4.3.3.0868
  • Qnap » Qts » Version: 4.3.3.0998
    cpe:2.3:o:qnap:qts:4.3.3.0998
  • Qnap » Qts » Version: 4.3.3.1051
    cpe:2.3:o:qnap:qts:4.3.3.1051
  • Qnap » Qts » Version: 4.3.3.1098
    cpe:2.3:o:qnap:qts:4.3.3.1098
  • Qnap » Qts » Version: 4.3.3.1161
    cpe:2.3:o:qnap:qts:4.3.3.1161
  • Qnap » Qts » Version: 4.3.3.1252
    cpe:2.3:o:qnap:qts:4.3.3.1252
  • Qnap » Qts » Version: 4.3.3.1315
    cpe:2.3:o:qnap:qts:4.3.3.1315
  • Qnap » Qts » Version: 4.3.3.1386
    cpe:2.3:o:qnap:qts:4.3.3.1386
  • Qnap » Qts » Version: 4.3.3.1432
    cpe:2.3:o:qnap:qts:4.3.3.1432
  • Qnap » Qts » Version: 4.3.4
    cpe:2.3:o:qnap:qts:4.3.4
  • Qnap » Qts » Version: 4.3.4.0358
    cpe:2.3:o:qnap:qts:4.3.4.0358
  • Qnap » Qts » Version: 4.3.4.0370
    cpe:2.3:o:qnap:qts:4.3.4.0370
  • Qnap » Qts » Version: 4.3.4.0372
    cpe:2.3:o:qnap:qts:4.3.4.0372
  • Qnap » Qts » Version: 4.3.4.0374
    cpe:2.3:o:qnap:qts:4.3.4.0374
  • Qnap » Qts » Version: 4.3.4.0387
    cpe:2.3:o:qnap:qts:4.3.4.0387
  • Qnap » Qts » Version: 4.3.4.0411
    cpe:2.3:o:qnap:qts:4.3.4.0411
  • Qnap » Qts » Version: 4.3.4.0416
    cpe:2.3:o:qnap:qts:4.3.4.0416
  • Qnap » Qts » Version: 4.3.4.0427
    cpe:2.3:o:qnap:qts:4.3.4.0427
  • Qnap » Qts » Version: 4.3.4.0434
    cpe:2.3:o:qnap:qts:4.3.4.0434
  • Qnap » Qts » Version: 4.3.4.0435
    cpe:2.3:o:qnap:qts:4.3.4.0435
  • Qnap » Qts » Version: 4.3.4.0451
    cpe:2.3:o:qnap:qts:4.3.4.0451
  • Qnap » Qts » Version: 4.3.4.0483
    cpe:2.3:o:qnap:qts:4.3.4.0483
  • Qnap » Qts » Version: 4.3.4.0486
    cpe:2.3:o:qnap:qts:4.3.4.0486
  • Qnap » Qts » Version: 4.3.4.0506
    cpe:2.3:o:qnap:qts:4.3.4.0506
  • Qnap » Qts » Version: 4.3.4.0516
    cpe:2.3:o:qnap:qts:4.3.4.0516
  • Qnap » Qts » Version: 4.3.4.0526
    cpe:2.3:o:qnap:qts:4.3.4.0526
  • Qnap » Qts » Version: 4.3.4.0551
    cpe:2.3:o:qnap:qts:4.3.4.0551
  • Qnap » Qts » Version: 4.3.4.0557
    cpe:2.3:o:qnap:qts:4.3.4.0557
  • Qnap » Qts » Version: 4.3.4.0561
    cpe:2.3:o:qnap:qts:4.3.4.0561
  • Qnap » Qts » Version: 4.3.4.0569
    cpe:2.3:o:qnap:qts:4.3.4.0569
  • Qnap » Qts » Version: 4.3.4.0593
    cpe:2.3:o:qnap:qts:4.3.4.0593
  • Qnap » Qts » Version: 4.3.4.0597
    cpe:2.3:o:qnap:qts:4.3.4.0597
  • Qnap » Qts » Version: 4.3.4.0604
    cpe:2.3:o:qnap:qts:4.3.4.0604
  • Qnap » Qts » Version: 4.3.4.0899
    cpe:2.3:o:qnap:qts:4.3.4.0899
  • Qnap » Qts » Version: 4.3.4.1029
    cpe:2.3:o:qnap:qts:4.3.4.1029
  • Qnap » Qts » Version: 4.3.4.1082
    cpe:2.3:o:qnap:qts:4.3.4.1082
  • Qnap » Qts » Version: 4.3.4.1190
    cpe:2.3:o:qnap:qts:4.3.4.1190
  • Qnap » Qts » Version: 4.3.4.1282
    cpe:2.3:o:qnap:qts:4.3.4.1282
  • Qnap » Qts » Version: 4.3.4.1368
    cpe:2.3:o:qnap:qts:4.3.4.1368
  • Qnap » Qts » Version: 4.3.4.1417
    cpe:2.3:o:qnap:qts:4.3.4.1417
  • Qnap » Qts » Version: 4.3.4.1463
    cpe:2.3:o:qnap:qts:4.3.4.1463
  • Qnap » Qts » Version: 4.3.4.1632
    cpe:2.3:o:qnap:qts:4.3.4.1632
  • Qnap » Qts » Version: 4.3.4.1652
    cpe:2.3:o:qnap:qts:4.3.4.1652
  • Qnap » Qts » Version: 4.3.4.1976
    cpe:2.3:o:qnap:qts:4.3.4.1976
  • Qnap » Qts » Version: 4.3.4.2107
    cpe:2.3:o:qnap:qts:4.3.4.2107
  • Qnap » Qts » Version: 4.3.4.2242
    cpe:2.3:o:qnap:qts:4.3.4.2242
  • Qnap » Qts » Version: 4.3.4.2451
    cpe:2.3:o:qnap:qts:4.3.4.2451
  • Qnap » Qts » Version: 4.3.4.2675
    cpe:2.3:o:qnap:qts:4.3.4.2675
  • Qnap » Qts » Version: 4.3.4.2814
    cpe:2.3:o:qnap:qts:4.3.4.2814
  • Qnap » Qts » Version: 4.3.5
    cpe:2.3:o:qnap:qts:4.3.5
  • Qnap » Qts » Version: 4.3.6
    cpe:2.3:o:qnap:qts:4.3.6
  • Qnap » Qts » Version: 4.3.6.0895
    cpe:2.3:o:qnap:qts:4.3.6.0895
  • Qnap » Qts » Version: 4.3.6.0907
    cpe:2.3:o:qnap:qts:4.3.6.0907
  • Qnap » Qts » Version: 4.3.6.0923
    cpe:2.3:o:qnap:qts:4.3.6.0923
  • Qnap » Qts » Version: 4.3.6.0944
    cpe:2.3:o:qnap:qts:4.3.6.0944
  • Qnap » Qts » Version: 4.3.6.0959
    cpe:2.3:o:qnap:qts:4.3.6.0959
  • Qnap » Qts » Version: 4.3.6.0979
    cpe:2.3:o:qnap:qts:4.3.6.0979
  • Qnap » Qts » Version: 4.3.6.0993
    cpe:2.3:o:qnap:qts:4.3.6.0993
  • Qnap » Qts » Version: 4.3.6.1013
    cpe:2.3:o:qnap:qts:4.3.6.1013
  • Qnap » Qts » Version: 4.3.6.1033
    cpe:2.3:o:qnap:qts:4.3.6.1033
  • Qnap » Qts » Version: 4.3.6.1070
    cpe:2.3:o:qnap:qts:4.3.6.1070
  • Qnap » Qts » Version: 4.3.6.1154
    cpe:2.3:o:qnap:qts:4.3.6.1154
  • Qnap » Qts » Version: 4.3.6.1218
    cpe:2.3:o:qnap:qts:4.3.6.1218
  • Qnap » Qts » Version: 4.3.6.1263
    cpe:2.3:o:qnap:qts:4.3.6.1263
  • Qnap » Qts » Version: 4.3.6.1286
    cpe:2.3:o:qnap:qts:4.3.6.1286
  • Qnap » Qts » Version: 4.3.6.1333
    cpe:2.3:o:qnap:qts:4.3.6.1333
  • Qnap » Qts » Version: 4.3.6.1411
    cpe:2.3:o:qnap:qts:4.3.6.1411
  • Qnap » Qts » Version: 4.3.6.1446
    cpe:2.3:o:qnap:qts:4.3.6.1446
  • Qnap » Qts » Version: 4.3.6.1620
    cpe:2.3:o:qnap:qts:4.3.6.1620


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