A7100Ru Firmware
CVE-2022-28580
CRITICAL
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization OS command sanitization, avoid shell exec
MITRE ATT&CK
2 techniques 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 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | A remote attacker could execute arbitrary operating system commands on the host by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
It is found that there is a command injection vulnerability in the setL2tpServerCfg interface in TOTOlink A7100RU (v7.4cu.2313_b20191024) router, which allows an attacker to execute arbitrary. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, 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. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.
Affects your stack
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Technical ContextAI · show details
This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. It is found that there is a command injection vulnerability in the setL2tpServerCfg interface in TOTOlink A7100RU (v7.4cu.2313_b20191024) router, which allows an attacker to execute arbitrary commands through a carefully constructed payload. Affected products include: Totolink A7100Ru Firmware.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
It is found that there is a command injection vulnerability in the setL2tpServerCfg interface in TOTOlink A7100RU (v7.4cu.2313_b20191024) router, which allows an attacker to execute arbitrary commands through a carefully constructed payload.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
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)NVD
More in A7100Ru Firmware
View allA vulnerability, which was classified as critical, has been found in Totolink A7100RU 7.4cu.2313_B20191024. Rated critic
A vulnerability, which was classified as critical, was found in Totolink A7100RU 7.4cu.2313_B20191024. Rated critical se
TOTOLink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the staticGw para
TOTOLINK A7100RU V7.4cu.2313_B20191024 has a Command Injection vulnerability. Rated critical severity (CVSS 9.8), this v
TOTOLINK A7100RU V7.4cu.2313_B20191024 is vulnerable to Command Injection. Rated critical severity (CVSS 9.8), this vuln
TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the pppoeAcName p
TOTOlink A7100RU(V7.4cu.2313_B20191024) was discovered to contain a command injection vulnerability via the org paramete
TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the wanStrategy p
TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the downBw parame
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TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the enabled param
TOTOlink A7100RU V7.4cu.2313_B20191024 router was discovered to contain a command injection vulnerability via the ou par
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