In QVIS NVR DVR before 2021-12-13, an attacker can escalate privileges from a qvisdvr…
Priority LOW 34Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
In QVIS NVR DVR before 2021-12-13, an attacker can escalate privileges from a qvisdvr user to the root user by abusing a Sudo misconfiguration.
Why it matters now
EPSS 0.00318 24th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:qvis:dvr_firmware:*:*:*:*:*:*:*:* | before 2021-12-13 | Vulnerable | Qvis |
| cpe:2.3:h:qvis:dvr:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qvis |
| cpe:2.3:o:qvis:nvr_firmware:*:*:*:*:*:*:*:* | before 2021-12-13 | Vulnerable | Qvis |
| cpe:2.3:h:qvis:nvr:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qvis |
- cpe:2.3:o:qvis:dvr_firmware:*:*:*:*:*:*:*:* Versions before 2021-12-13 Vulnerable ·Qvis
- cpe:2.3:h:qvis:dvr:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qvis
- cpe:2.3:o:qvis:nvr_firmware:*:*:*:*:*:*:*:* Versions before 2021-12-13 Vulnerable ·Qvis
- cpe:2.3:h:qvis:nvr:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qvis
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-44954
- 2026-10-03 Alias added: GHSA-9799-8rm7-5qfp
References
More Qvis Dvr Firmware vulnerabilities
- TI-2021-18220 QVIS NVR DVR before 2021-12-13 is vulnerable to Remote Code Execution via Java deserialization. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2021-44954 · CVE Program
- CVE-2021-44954 · NVD
- FIRST EPSS
- GHSA-9799-8rm7-5qfp · GitHub Advisory Database · CC BY 4.0
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