CVE-2026-35868

Command Injection Vulnerability in LB-Link Router AC2100_AZ3 bs_SetLimitCli_info

Published Aug 27, 2026 CVSS 3.1 · 9.8 Critical EPSS 2.3% KEV · Not listed
Description
A Command Injection vulnerability exists in the bs_SetLimitCli_info function within the libshare.so library of LB-link Router AC2100_AZ3 V1.0.4. This flaw occurs due to insufficient validation and sanitization of user-supplied input before it is passed to a system-level command execution context. An attacker can exploit this vulnerability by injecting specially crafted shell metacharacters or payloads into the vulnerable parameter, resulting in the execution of arbitrary operating system commands.

Remediation

No solution or workaround provided in the CVE record

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History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Command Injection Vulnerability in LB-Link Router AC2100_AZ3 bs_SetLimitCli_info
Type Values Removed Values Added
Title Command Injection in bs_SetLimitCli_info Function of LB-Link Router AC2100_AZ3 V1.0.4
Weaknesses CWE-77
Type Values Removed Values Added
Weaknesses CWE-20
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Title Command Injection in bs_SetLimitCli_info Function of LB-Link Router AC2100_AZ3 V1.0.4
Weaknesses CWE-77
Type Values Removed Values Added
Description A Command Injection vulnerability exists in the bs_SetLimitCli_info function within the libshare.so library of LB-link Router AC2100_AZ3 V1.0.4. This flaw occurs due to insufficient validation and sanitization of user-supplied input before it is passed to a system-level command execution context. An attacker can exploit this vulnerability by injecting specially crafted shell metacharacters or payloads into the vulnerable parameter, resulting in the execution of arbitrary operating system commands.
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Weaknesses

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Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 31, 2026, 8:48 PM
Reserved
Apr 6, 2026, 12:00 AM
Status
Deferred
Published
Aug 27, 2026, 8:17 PM
Modified
Sep 8, 2026, 7:29 PM