Overview
- Description
- 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
- Source
- security@qnapsecurity.com.tw
- NVD status
- Analyzed
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 9.8
- Impact score
- 5.9
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity
- CRITICAL
CVSS 2.0
- Type
- Primary
- Base score
- 7.5
- Impact score
- 6.4
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:P/I:P/A:P
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:qnap:qvr_elite:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "02D8DDB2-C4C3-4F8E-A2D7-38FEDCD1CCB5",
"versionEndExcluding": "2.1.4.0"
},
{
"criteria": "cpe:2.3:a:qnap:qvr_guard:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BC2A8376-494F-46C8-B54B-D19A4B07A21D",
"versionEndExcluding": "2.1.3.0"
},
{
"criteria": "cpe:2.3:a:qnap:qvr_pro:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3044E23F-D5B1-4E6C-AD52-55A0D0AB356E",
"versionEndExcluding": "2.1.3.0"
}
],
"operator": "OR"
}
]
}
]