CVE-2018-17990 : What You Need to Know
Discover the critical CVE-2018-17990 affecting D-Link DSL-3782 devices with firmware 1.01. Learn about the OS command injection flaw, its impact, and mitigation steps.
A vulnerability has been found on D-Link DSL-3782 devices running firmware version 1.01, allowing remote attackers to execute arbitrary OS commands.
Understanding CVE-2018-17990
This CVE identifies a critical vulnerability in D-Link DSL-3782 devices that can be exploited by authenticated remote attackers.
What is CVE-2018-17990?
This CVE refers to an OS command injection flaw in the Acl.asp file of D-Link DSL-3782 devices with firmware version 1.01. Attackers can execute malicious commands using the ScrIPaddrEndTXT parameter.
The Impact of CVE-2018-17990
The vulnerability enables attackers to inject and execute arbitrary OS commands on affected devices, potentially leading to unauthorized access, data theft, or further compromise of the system.
Technical Details of CVE-2018-17990
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability allows remote authenticated attackers to execute arbitrary OS commands through the Acl.asp file on D-Link DSL-3782 devices with firmware version 1.01.
Affected Systems and Versions
- Product: D-Link DSL-3782
- Firmware Version: 1.01
Exploitation Mechanism
Attackers exploit the vulnerability by manipulating the ScrIPaddrEndTXT parameter after authenticating remotely to the device.
Mitigation and Prevention
Protecting systems from CVE-2018-17990 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Disable remote access to the affected device if not required.
- Monitor network traffic for any suspicious activity.
- Apply vendor-supplied patches or updates promptly.
Long-Term Security Practices
- Regularly update firmware and software to patch known vulnerabilities.
- Implement network segmentation to limit the impact of potential breaches.
- Conduct security audits and penetration testing to identify and address weaknesses.
Patching and Updates
- Check the vendor's official website for patches or security advisories.
- Apply firmware updates as soon as they are released to mitigate the vulnerability.