CVE-2021-38687
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Stack Overflow Vulnerability in Surveillance Station
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
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.
Surveillance Station
- Vendor
- QNAP Systems Inc.
- Product
- Surveillance Station
- Platforms
- QTS 5.0 (64 bit)
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| unspecified | affected | custom | 5.2.0.4.2 ( 2021/10/26 ) | Unavailable | None listed |
Surveillance Station
- Vendor
- QNAP Systems Inc.
- Product
- Surveillance Station
- Platforms
- QTS 5.0 (32 bit)
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| unspecified | affected | custom | 5.2.0.3.2 ( 2021/10/26 ) | Unavailable | None listed |
Surveillance Station
- Vendor
- QNAP Systems Inc.
- Product
- Surveillance Station
- Platforms
- QTS 4.3.6 (64 bit)
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| unspecified | affected | custom | 5.1.5.4.6 ( 2021/10/26 ) | Unavailable | None listed |
Surveillance Station
- Vendor
- QNAP Systems Inc.
- Product
- Surveillance Station
- Platforms
- QTS 4.3.6 (32 bit)
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| unspecified | affected | custom | 5.1.5.3.6 ( 2021/10/26 ) | Unavailable | None listed |
Surveillance Station
- Vendor
- QNAP Systems Inc.
- Product
- Surveillance Station
- Platforms
- QTS 4.3.3
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| unspecified | affected | custom | 5.1.5.3.6 ( 2021/10/26 ) | Unavailable | None listed |