CVE-2021-41419 : QVIS NVR DVR before 2021-12-13 is vulnerable to Remote Code Execution via Java deserialization.

QVIS NVR DVR before 2021-12-13 is vulnerable to Remote Code Execution via Java deserialization.

Published 2022-07-18 00:15:08

Updated 2022-07-25 19:58:53

Source MITRE

View at NVD, CVE.org

Vulnerability category: Execute code

Products affected by CVE-2021-41419

Qvis » Dvr Firmware
Versions before (<) 2021-12-13
cpe:2.3:o:qvis:dvr_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Qvis » DVR » Version: N/A
Qvis » Nvr Firmware
Versions before (<) 2021-12-13
cpe:2.3:o:qvis:nvr_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Qvis » NVR » Version: N/A

EPSS FAQ

3.70%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 92 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE-502 Deserialization of Untrusted Data

The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

Assigned by: nvd@nist.gov (Primary)

https://gist.github.com/Meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee/712ac36c8a08e2698e875169442a23a4

CVE-2021-41419 · GitHub
Third Party Advisory
https://github.com/projectdiscovery/nuclei-templates/blob/master/iot/qvisdvr-deserialization-rce.yaml

nuclei-templates/qvisdvr-deserialization-rce.yaml at master · projectdiscovery/nuclei-templates · GitHub
Exploit;Third Party Advisory
https://twitter.com/Me9187/status/1414904314368348163

Me on Twitter: "For more detail, This is an unauthenticated RCE in QVIS DVRs via java deserialization, Multiple disclosure attempts were made to QVIS by me and 3rd parties over the past year which wer
Exploit;Third Party Advisory

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