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CVE-2025-22949: Critical Vulnerability in Tenda ac9 Firmware

A critical command injection vulnerability exists in Tenda ac9 firmware v15.03.05.19, leading to remote code execution. Immediate patching is essential to mitigate risks.

CRITICALCVSS 9.8 · Published January 10, 2025

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This vulnerability allows remote command injection in Tenda ac9 firmware v15.03.05.19, specifically through the /goform/SetSambaCfg endpoint. With a CVSS score of 9.8, this critical vulnerability can result in remote arbitrary code execution. Organizations using this firmware are at significant risk, as attackers could exploit this vulnerability to take control of affected devices.

The vulnerability was published on January 10, 2025, and is classified under the CWE-77 category, which pertains to command injection. Given its high severity, organizations must prioritize remediation to avoid potential exploitation.

Risk to organizations includes unauthorized access and control over affected devices, which could lead to further attacks on internal networks. Organizations should address this vulnerability immediately to protect their systems from potential exploitation.

Given the critical nature of this vulnerability, organizations should prioritize patching immediately.

Vulnerability Details

Tenda ac9 v1.0 firmware v15.03.05.19 is vulnerable to command injection in /goform/SetSambaCfg, which may lead to remote arbitrary code execution. The CVSS score of 9.8 indicates a critical severity level, with the potential for high impacts on confidentiality, integrity, and availability. The vulnerability was disclosed on January 10, 2025, and is associated with CWE-77.

Technical Analysis

The root cause of this vulnerability is improper input validation in the firmware's handling of commands. The attack vector is network-based, and the attack complexity is low, allowing attackers to exploit the vulnerability without requiring special privileges or user interaction. The confidentiality, integrity, and availability impacts are all rated as high, emphasizing the severe risks associated with this vulnerability.

Risk & Impact Analysis

Organizations utilizing Tenda ac9 firmware v15.03.05.19 face significant risks due to this command injection vulnerability. The potential for remote code execution can lead to unauthorized access, data breaches, and potentially compromise critical infrastructure. Given the CVSS score of 9.8, organizations must address this vulnerability in their priority patch cycle.

The urgency for remediation is critical. Organizations should not delay patching to mitigate the risks associated with this vulnerability.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The affected version is Tenda ac9 firmware v15.03.05.19. Organizations should note that all versions prior to the vendor patch are likely to be vulnerable.

Mitigation & Remediation

Tenda has not yet provided specific patch information; however, organizations should monitor for updates and apply any available patches immediately. In the interim, it is advisable to disable or restrict access to the /goform/SetSambaCfg endpoint until a patch is available. For comprehensive security, organizations may also consider implementing network controls and security monitoring.

Organizations should validate remediation through penetration testing to identify similar weaknesses.

Detection Guidance

To detect potential exploitation attempts, organizations should monitor log files for unusual command executions, check for behavioral anomalies in network traffic, and implement network signatures that identify exploitation attempts.

AppSecure Threat Intelligence Insight

The command injection vulnerability in Tenda ac9 firmware highlights the ongoing risks associated with inadequate input validation in networked devices. As the threat landscape evolves, organizations must prioritize comprehensive security measures and regularly assess their systems against emerging vulnerabilities.

Security teams should be aware of similar vulnerabilities and ensure robust security practices are in place to mitigate risks. For further reading on best practices, refer to our guide on penetration testing methodology and other related resources.

Organizations should also consider adopting a proactive security stance by engaging in vulnerability management programs to continually assess and enhance their security posture.

Lastly, staying informed about the latest trends in cybersecurity through resources like our blog on vulnerability exposure severity trends can help organizations anticipate and mitigate future risks.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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