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CVE-2025-1608— LB-LINK AC1900 Router set_manpwd websGetVar os command injection

Quick assessment

Affected
LB-LINK AC1900 Router
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

LB-LINK AC1900是中国必联（LB-LINK）公司的一款无线路由器。 LB-LINK AC1900 1.0.2版本存在命令注入漏洞，该漏洞源于文件/goform/set_manpwd的 参数routepwd会导致操作系统命令注入。

CVSS 6.3 · Medium EPSS 9.98% · P95
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I. Basic Information for CVE-2025-1608

Vulnerability Information
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Vulnerability Title
LB-LINK AC1900 Router set_manpwd websGetVar os command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability, which was classified as critical, was found in LB-LINK AC1900 Router 1.0.2. Affected is the function websGetVar of the file /goform/set_manpwd. The manipulation of the argument routepwd  leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
LB-LINK AC1900 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LB-LINK AC1900是中国必联（LB-LINK）公司的一款无线路由器。 LB-LINK AC1900 1.0.2版本存在命令注入漏洞，该漏洞源于文件/goform/set_manpwd的 参数routepwd会导致操作系统命令注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
LB-LINK AC1900 Router 1.0.2 -

II. Public POCs for CVE-2025-1608

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III. Intelligence Information for CVE-2025-1608

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Vendor Advisories for CVE-2025-1608 (3)

Proof of Concept for CVE-2025-1608 (1)

Same Patch Batch · LB-LINK · 2025-02-24 · 3 CVEs total

CVE-2025-1609 6.3 MEDIUM LB-LINK AC1900 Router set_cmd websGetVar os command injection
CVE-2025-1610 6.3 MEDIUM LB-LINK AC1900 Router set_blacklist websGetVar os command injection

IV. Related Vulnerabilities

Same product: AC1900 Router
Same vendor: LB-LINK
Same weakness: CWE-78

V. Comments for CVE-2025-1608

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