Ex1800T Firmware
CVE-2025-2094
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Command injection prevention
MITRE ATT&CK
1 technique across 1 tactic: Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 5.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 6.92%. |
| Exploit ScenarioDerived | A remote attacker could inject arbitrary commands into system command execution by sending crafted requests to the affected application. |
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Alert meAnalysisAIv1 – Mar 28, 2026
A vulnerability was found in TOTOLINK EX1800T 9.1.0cu.2112_B20220316. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. A vulnerability was found in TOTOLINK EX1800T 9.1.0cu.2112_B20220316. It has been rated as critical. Affected by this issue is the function setWiFiExtenderConfig of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument apcliKey/key leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Affected products include: Totolink Ex1800T Firmware.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
A vulnerability was found in TOTOLINK EX1800T 9.1.0cu.2112_B20220316. It has been rated as critical. Affected by this issue is the function setWiFiExtenderConfig of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument apcliKey/key leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Executive ViewAI
Organizations using A vulnerability should be aware of moderate risk from CVE-2025-2094, a command injection vulnerability rated CVSS 5.3. Exploitation could allow attackers to execute code or inject malicious input. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.
Apply vendor patch. If patching is delayed: deploy WAF rules, restrict network access, enable logging.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
VulDB
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
OS command injection occurs when an application passes unsanitized user input directly into system shell commands.
Affected Products (CPE)CVE.org
More in Ex1800T Firmware
View allTOTOlink EX1800T V9.1.0cu.2112_B20220316 was discovered to contain a remote command execution (RCE) vulnerability via th
TOTOLINK EX1800T V9.1.0cu.2112_B20220316 has a vulnerability in the apcliEncrypType parameter that allows unauthorized e
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langFlag’ par
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘merge’ parame
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langType’ par
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘key5g’ parame
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘opmode’ param
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the lanIp paramete
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the setRebootScheC
TOTOLINX EX1800T v9.1.0cu.2112_B20220316 is vulnerable to arbitrary command execution in the ‘enable parameter’ of the s
TOTOLINK EX1800T V9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the lanSecDns para
TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the lanNetmask par
Exploit-DB