CVE-2021-28799

Summary

An improper authorization vulnerability has been reported to affect QNAP NAS running HBS 3 (Hybrid Backup Sync. ) If exploited, the vulnerability allows remote attackers to log in to a device. This issue affects: QNAP Systems Inc. HBS 3 versions prior to v16.0.0415 on QTS 4.5.2; versions prior to v3.0.210412 on QTS 4.3.6; versions prior to v3.0.210411 on QTS 4.3.4; versions prior to v3.0.210411 on QTS 4.3.3; versions prior to v16.0.0419 on QuTS hero h4.5.1; versions prior to v16.0.0419 on QuTScloud c4.5.1~c4.5.4. This issue does not affect: QNAP Systems Inc. HBS 2 . QNAP Systems Inc. HBS 1.3 .

Affected Software

VendorProductVersion RangeStatus
QNAP Systems Inc.HBS 3unspecified < v16.0.0415affected
QNAP Systems Inc.HBS 3unspecified < v3.0.210412affected
QNAP Systems Inc.HBS 3unspecified < v3.0.210411affected
QNAP Systems Inc.HBS 3unspecified < v3.0.210411affected
QNAP Systems Inc.HBS 3unspecified < v16.0.0419affected
QNAP Systems Inc.HBS 3unspecified < v16.0.0419affected
QNAP Systems Inc.HBS 2all versionsunaffected
QNAP Systems Inc.HBS 1.3all versionsunaffected

Weaknesses

  • CWE-285: CWE-285 Improper Authorization

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: active
    • Automatable: yes
    • Technical Impact: total

Additional References

References