CVE-2021-41419
9.8
CRITICAL · CVSS 3.1 · EPSS 9.2% (pctl 95)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
QVIS NVR DVR before 2021-12-13 is vulnerable to Remote Code Execution via Java deserialization.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 9.19% — more likely to be exploited than 95% of all CVEs |
| Weakness | CWE-502 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-07-18 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| qvis | dvr |
| qvis | dvr firmware |
| qvis | nvr |
| qvis | nvr firmware |
References
- https://gist.github.com/Meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee/712ac36c8a08e2698e875169442a23a4
- https://github.com/projectdiscovery/nuclei-templates/blob/master/iot/qvisdvr-deserialization-rce.yaml
- https://twitter.com/Me9187/status/1414904314368348163
- https://gist.github.com/Meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee/712ac36c8a08e2698e875169442a23a4
- https://github.com/projectdiscovery/nuclei-templates/blob/master/iot/qvisdvr-deserialization-rce.yaml
- https://twitter.com/Me9187/status/1414904314368348163
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