CVE-2018-7503 : Security Advisory and Response
Learn about CVE-2018-7503, a path traversal vulnerability in Advantech WebAccess versions V8.2_20170817 and earlier, V8.3.0 and earlier, and more. Find mitigation steps and prevention measures here.
A vulnerability has been discovered in earlier versions of Advantech WebAccess that could potentially enable unauthorized access to confidential data.
Understanding CVE-2018-7503
This CVE identifies a path traversal vulnerability in multiple Advantech WebAccess products.
What is CVE-2018-7503?
CVE-2018-7503 is a security vulnerability found in Advantech WebAccess versions V8.2_20170817 and earlier, V8.3.0 and earlier, WebAccess Dashboard V.2.0.15 and earlier, WebAccess Scada Node prior to 8.3.1, and WebAccess/NMS 2.0.3 and earlier.
The Impact of CVE-2018-7503
The vulnerability could allow an unauthorized individual to reveal confidential data on the targeted system.
Technical Details of CVE-2018-7503
This section provides more technical insights into the CVE.
Vulnerability Description
A path traversal vulnerability exists in the affected Advantech WebAccess products, potentially leading to unauthorized data disclosure.
Affected Systems and Versions
- Advantech WebAccess versions V8.2_20170817 and earlier
- Advantech WebAccess versions V8.3.0 and earlier
- WebAccess Dashboard versions V.2.0.15 and earlier
- WebAccess Scada Node versions prior to 8.3.1
- WebAccess/NMS 2.0.3 and earlier
Exploitation Mechanism
The vulnerability could be exploited by an attacker to access sensitive information on the targeted system.
Mitigation and Prevention
Protecting systems from CVE-2018-7503 is crucial for maintaining security.
Immediate Steps to Take
- Update Advantech WebAccess products to the latest patched versions.
- Implement network segmentation to limit exposure.
- Monitor and restrict access to sensitive data.
Long-Term Security Practices
- Regularly conduct security assessments and audits.
- Educate users on safe browsing habits and security best practices.
- Employ intrusion detection systems to detect and prevent unauthorized access.
Patching and Updates
- Stay informed about security updates and patches released by Advantech.
- Apply patches promptly to mitigate the risk of exploitation.