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CVE-2021-38692

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2021
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

Stack Overflow Vulnerability in QVR Elite, QVR Pro and QVR Guard

A stack buffer overflow vulnerability has been reported to affect QNAP device running QVR Elite, QVR Pro, QVR Guard. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QVR Elite, QVR Pro, QVR Guard: QuTS hero h5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QuTS hero h4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 4.5.4: QVR Guard 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Guard 2.1.3.0 (2021/12/06) and later

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

QVR Elite

Vendor
QNAP Systems Inc.
Product
QVR Elite
Platforms
  • QuTS hero h5.0.0
Default status
Unknown
QVR Elite · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
unspecifiedaffectedcustom2.1.4.0 (2021/12/06)UnavailableNone listed

QVR Elite

Vendor
QNAP Systems Inc.
Product
QVR Elite
Platforms
  • QuTS hero h4.5.4
Default status
Unknown
QVR Elite · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
unspecifiedaffectedcustom2.1.4.0 (2021/12/06)UnavailableNone listed

QVR Elite

Vendor
QNAP Systems Inc.
Product
QVR Elite
Platforms
  • QTS 5.0.0
Default status
Unknown
QVR Elite · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
unspecifiedaffectedcustom2.1.4.0 (2021/12/06)UnavailableNone listed

QVR Elite

Vendor
QNAP Systems Inc.
Product
QVR Elite
Platforms
  • QTS 4.5.4
Default status
Unknown
QVR Elite · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
unspecifiedaffectedcustom2.1.4.0 (2021/12/06)UnavailableNone listed

QVR Pro

Vendor
QNAP Systems Inc.
Product
QVR Pro
Platforms
  • QTS 4.5.4
Default status
Unknown
QVR Pro · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
unspecifiedaffectedcustom2.1.3.0 (2021/12/06)UnavailableNone listed

QVR Pro

Vendor
QNAP Systems Inc.
Product
QVR Pro
Platforms
  • QTS 5.0.0
Default status
Unknown
QVR Pro · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
unspecifiedaffectedcustom2.1.3.0 (2021/12/06)UnavailableNone listed

QVR Guard

Vendor
QNAP Systems Inc.
Product
QVR Guard
Platforms
  • QTS 4.5.4
Default status
Unknown
QVR Guard · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
unspecifiedaffectedcustom2.1.3.0 (2021/12/06)UnavailableNone listed

QVR Guard

Vendor
QNAP Systems Inc.
Product
QVR Guard
Platforms
  • QTS 5.0.0
Default status
Unknown
QVR Guard · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
unspecifiedaffectedcustom2.1.3.0 (2021/12/06)UnavailableNone listed