Deserialization in Qvis Dvr
CVE-2021-41419
QVIS NVR DVR before 2021-12-13 is vulnerable to Remote Code Execution via Java deserialization.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.092 (95.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.085 · newest: 0.092 · change: +0.007
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- twitter.com/Me9187/status/1414904314368348163 (Exploit, Third Party Advisory)
- github.com/projectdiscovery/nuclei-templates/blob/master/iot/qvisdvr-deserializ… (Exploit, Third Party Advisory)
- gist.github.com/Meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee/712ac36c8a08e2698e8751694… (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-41419?
- CVE-2021-41419 is a critical-severity vulnerability in Qvis Dvr, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2022-07-18.
- How severe is CVE-2021-41419?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-41419 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.