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Fencer Vulns
high 8.6

CVE-2024-39950 json

A vulnerability has been found in Dahua products.

published 2024-07-31 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-38318

cvss
8.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits
0
none known

Summary

A vulnerability has been found in Dahua products. Attackers can send carefully crafted data packets to the interface with vulnerabilities to initiate device initialization.

Patch / fix

  • dahuasecurity nvr4832-i 2024.2.2
  • dahuasecurity ipc-hf8xxx_firmware 2024.2.2
  • dahuasecurity ipc-hfw8xxx 2024.2.2

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Dahua NVR4XXX and IPC-HX8XXX
  • dahuasecurity nvr4832-i
  • dahuasecurity ipc-hf8xxx_firmware
  • dahuasecurity ipc-hfw8xxx

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.