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A7100Ru Firmware CVE-2023-24184

CRITICAL
Command Injection (CWE-77)
2023-02-21 cve@mitre.org
9.8
CVSS 3.1 · NVD
View

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 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.

Exploit ScenarioDerived

A remote attacker could inject arbitrary commands into system command execution by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 1.3% exploitation probability (EPSS)

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AnalysisAI

TOTOLink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. 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

Find out whether the stacks and servers you run are on an affected version.

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. TOTOLink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability. 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

NVD PRIMARY 9.8 CRITICAL
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

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

TOTOLink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability.

Threat Intelligence Overview

EPSS Score
1.3%
Top 34% exploitable
Data Quality
3 sources
Confidence: Low

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.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 1.3%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +49
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)NVD

cpe:2.3:o:totolink:a7100ru_firmware:7.4cu.2313_b20191024:*:*:*:*:*:*:*
CVE-2023-7095 CRITICAL POC
9.8 Dec 25

A vulnerability, which was classified as critical, has been found in Totolink A7100RU 7.4cu.2313_B20191024. Rated critic

CVE-2023-6906 CRITICAL POC
9.8 Dec 18

A vulnerability, which was classified as critical, was found in Totolink A7100RU 7.4cu.2313_B20191024. Rated critical se

CVE-2023-33556 CRITICAL POC
9.8 Jun 07

TOTOLink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the staticGw para

CVE-2023-30054 CRITICAL POC
9.8 May 05

TOTOLINK A7100RU V7.4cu.2313_B20191024 has a Command Injection vulnerability. Rated critical severity (CVSS 9.8), this v

CVE-2023-30053 CRITICAL POC
9.8 May 05

TOTOLINK A7100RU V7.4cu.2313_B20191024 is vulnerable to Command Injection. Rated critical severity (CVSS 9.8), this vuln

CVE-2023-26978 CRITICAL POC
9.8 Apr 07

TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the pppoeAcName p

CVE-2023-26848 CRITICAL POC
9.8 Apr 07

TOTOlink A7100RU(V7.4cu.2313_B20191024) was discovered to contain a command injection vulnerability via the org paramete

CVE-2023-27232 CRITICAL POC
9.8 Mar 28

TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the wanStrategy p

CVE-2023-27231 CRITICAL POC
9.8 Mar 28

TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the downBw parame

CVE-2023-27229 CRITICAL POC
9.8 Mar 28

TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the upBw paramete

CVE-2023-27135 CRITICAL POC
9.8 Mar 23

TOTOlink A7100RU V7.4cu.2313_B20191024 was discovered to contain a command injection vulnerability via the enabled param

CVE-2023-25395 CRITICAL POC
9.8 Mar 08

TOTOlink A7100RU V7.4cu.2313_B20191024 router was discovered to contain a command injection vulnerability via the ou par

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