CVEsTOTOLINKCVE-2026-116505Published Oct 26, 20:45 · Updated Oct 31, 01:50 UTC
9.1
CriticalCVSS 3.1 · from VulDB
CVE-2026-116505

TOTOLINK A950RG device-information udhcpd.leases getDeviceInfo command injection

A950RG · Command injection · CWE-77
AffectedA950RG
FixNo fix listed yet.
PublishedOct 26, 20:45 · VulDB
ScoredOct 26 · 9.1 · VulDB
Exploit code publicNone known · checked 21:18 UTC
ExploitedNone known · CISA KEV checked 22:11 UTC

What we know

No known exploitation. CISA KEV, checked 22:11 UTC.
No public exploit code known. Exploit-DB, Metasploit, Nuclei, checked 21:18 UTC.
An attacker needs network access and an account. CVSS: network, high privileges.
A successful attack can read and change data and take the service down. CVSS: high impact on confidentiality, integrity and availability.
A successful attack gives full control of the affected system. CISA: technical impact total.

Description

A vulnerability was found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This impacts the function getDeviceInfo of the file /var/lib/misc/udhcpd.leases of the component device-information Handler. The manipulation of the argument MAC address results in command injection. The attack can be launched remotely. The exploit has been made public and could be used.

From VulDB

Affected and fixed versions

ProductAffectedFixed inA950RG4.1.2cu.5268_B20221104–

Exploit code

Exploit-DBnone knownMetasploitnone knownNucleinone known

References

VDB-426403 | TOTOLINK A950RG device-information udhcpd.leases getDeviceInfo command injection · vuldb.comvdb entrytechnical descriptionVDB-426403 | CTI Indicators (IOB, IOC, TTP, IOA) · vuldb.comsignaturepermissions requiredCVE-2026-116505 | CVE Analysis and Report · vuldb.comthird party advisorySubmit #1022554 | TOTOLINK A950RG V4.1.2cu.5268_B20221104 Command Injection · vuldb.comthird party advisorygist.github.com/H3rmesk1t/836a8c4be24fcc4b7041b4bbe9cbb178 · gist.github.comexploitwww.totolink.net/ · totolink.netproduct

Other CVEs in A950RG

All 5 →
10.0TOTOLINK A950RG Device-Information CGI infostat.cgi sub_402340 stack-based overflow · CVE-2026-116508Oct 265.3TOTOLINK A950RG global.so getLanguageCfg information disclosure · CVE-2026-116507Oct 269.9TOTOLINK A950RG firewall.so apmib_set command injection · CVE-2026-116506Oct 26