CVE-2018-10823 : Security Advisory and Response
Learn about CVE-2018-10823, a vulnerability in D-Link devices allowing attackers to execute arbitrary code and gain full control over affected systems. Find mitigation steps and prevention measures here.
A vulnerability has been identified in various D-Link devices, allowing attackers to execute arbitrary code and gain complete control over the affected devices.
Understanding CVE-2018-10823
This CVE involves injecting a shell command into the Sip parameter of the chkisg.htm page on specific D-Link devices, leading to unauthorized code execution.
What is CVE-2018-10823?
The vulnerability in D-Link devices enables attackers with authentication access to execute arbitrary code by injecting a shell command into the Sip parameter of the chkisg.htm page.
The Impact of CVE-2018-10823
Exploiting this vulnerability grants attackers complete control over the internal operations of the compromised D-Link devices.
Technical Details of CVE-2018-10823
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
An authenticated attacker can inject a shell command into the Sip parameter of the chkisg.htm page on D-Link DWR-116, DWR-512, DWR-712, DWR-912, DWR-921, and DWR-111 devices, allowing for arbitrary code execution.
Affected Systems and Versions
- D-Link DWR-116 up to version 1.06
- D-Link DWR-512 up to version 2.02
- D-Link DWR-712 up to version 2.02
- D-Link DWR-912 up to version 2.02
- D-Link DWR-921 up to version 2.02
- D-Link DWR-111 up to version 1.01
Exploitation Mechanism
Attackers need authentication access to inject a shell command into the Sip parameter of the chkisg.htm page, enabling them to execute arbitrary code.
Mitigation and Prevention
Protecting systems from CVE-2018-10823 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable remote access if not required
- Regularly monitor for unauthorized access
- Implement strong password policies
Long-Term Security Practices
- Keep devices up to date with the latest firmware
- Conduct regular security audits and assessments
- Educate users on safe browsing habits
Patching and Updates
- Apply patches and updates provided by D-Link to address the vulnerability