Improper authentication vulnerability in multiple digital video recorders provided by TAKENAKA ENGINEERING CO., LTD.

published 2024-09-18 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-39280

cvss: 8.8; 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 43%
public exploits: 0; none known

Improper authentication vulnerability in multiple digital video recorders provided by TAKENAKA ENGINEERING CO., LTD. allows a remote authenticated attacker to execute an arbitrary OS command on the device or alter the device settings.

Patch / fix

fixed in 9

takenaka_engineering hdvr-400_firmware 46110.1.100869.65
takenaka_engineering hdvr-800_firmware 53210.1.900103.65
takenaka_engineering hdvr-1600_firmware 53310.1.900111.65
takenaka_engineering ahd04t-a_firmware 7xx10.1.900055.65
takenaka_engineering ahd08t-a_firmware 7xx10.1.900055.65
takenaka_engineering ahd16t-a_firmware 7xx10.1.900055.65
takenaka_engineering nvr04t-a_firmware 56x10.1.100540.65
takenaka_engineering nvr08t-a_firmware 56x10.1.100540.65
takenaka_engineering nvr16t-a_firmware 49310.1.100540.65

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-09-18)

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

TAKENAKA ENGINEERING CO., LTD. HDVR-400
TAKENAKA ENGINEERING CO., LTD. HDVR-800
TAKENAKA ENGINEERING CO., LTD. HDVR-1600
TAKENAKA ENGINEERING CO., LTD. AHD04T-A
TAKENAKA ENGINEERING CO., LTD. AHD08T-A
TAKENAKA ENGINEERING CO., LTD. AHD16T-A
TAKENAKA ENGINEERING CO., LTD. NVR04T-A
TAKENAKA ENGINEERING CO., LTD. NVR08T-A
TAKENAKA ENGINEERING CO., LTD. NVR16T-A
takenaka_engineering hdvr-400_firmware
takenaka_engineering hdvr-800_firmware
takenaka_engineering hdvr-1600_firmware
takenaka_engineering ahd04t-a_firmware
takenaka_engineering ahd08t-a_firmware
takenaka_engineering ahd16t-a_firmware
takenaka_engineering nvr04t-a_firmware
takenaka_engineering nvr08t-a_firmware
takenaka_engineering nvr16t-a_firmware

Classification

Weakness

CWE-287 Improper Authentication

References

Sources

CVE List CVE-2024-41929
NVD CVE-2024-41929

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.

Summary