CVE-2022-47618 | BDVDB-2026-192166 Detail

Merit Lilin Ent.AH55B04 DVR firmware

Description#

Merit LILIN AH55B04 & AH55B08 DVR firm has hard-coded administrator credentials. An unauthenticated remote attacker can use these credentials to log in administrator page, to manipulate system or disrupt service.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-798 Use of Hard-coded Credentials

References#

https://www.twcert.org.tw/tw/cp-132-6825-6691e-1.html

Exploit#

No public exploit known

History#

Version 12023-01-03Record published in the CVE List.
Version 22025-04-10Most recent update recorded in the CVE List.

Published

Published: 2023-01-03
Last modified: 2025-04-10

Vendor information

Vendor: Merit Lilin Ent.
Product: AH55B04 DVR firmware

All Merit Lilin Ent. vulnerabilities

Score

9.8 Critical

EPSS

1.0%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 65.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Hard-coded Credentials

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= SVN#7570
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).