Cyber Resilience

CVE-2023-3704

Medium

Published: 24 August 2023

Published
24 August 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score 0.0014 34.2th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-3704 is a medium-severity Improper Input Validation (CWE-20) vulnerability in Cpplusworld Cp-Uvr-1601E1-Hc Firmware. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 34.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The vulnerability exists in CP-Plus DVR due to an improper input validation within the web-based management interface of the affected products. An unauthenticated remote attacker could exploit this vulnerability by sending specially crafted HTTP requests to the vulnerable device. Successful…

more

exploitation of this vulnerability could allow the remote attacker to change system time of the targeted device.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

cpplusworld
cp-uvr-1601e1-hc firmware
≤ 4.000.00at008.0.0.r20230302
cpplusworld
cp-uvr-0401l1-4kh firmware
≤ 4.000.00at008.0.0.r20230302
cpplusworld
cp-uvr-0401l1b-4kh firmware
≤ 4.000.00at008.0.0.r20230302
cpplusworld
cp-uvr-0801f1-hc firmware
≤ 4.000.00at008.0.0.r20230302
cpplusworld
cp-uvr-0801k1-h firmware
≤ 4.000.00at008.0.0.r20230302
cpplusworld
cp-uvr-0801k1b-h firmware
≤ 4.000.00at008.0.0.r20230302
cpplusworld
cp-uvr-0808k1-h firmware
≤ 4.000.00at008.0.0.r20230302
cpplusworld
cp-uvr-1601e1-h firmware
≤ 4.000.00at008.0.0.r20230302
cpplusworld
cp-uvr-1601e2-h firmware
≤ 4.000.00at008.0.0.r20230302

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References