CVE-2017-11657 : Vulnerability Insights and Analysis
Learn about CVE-2017-11657, a security flaw in Dashlane allowing local users to gain privileges by placing a Trojan horse WINHTTP.dll in a specific directory. Find mitigation steps here.
This CVE involves the placement of a Trojan horse WINHTTP.dll in the %APPDATA%\Dashlane directory, potentially allowing local users to gain privileges with the help of Dashlane.
Understanding CVE-2017-11657
This vulnerability was made public on August 4, 2017.
What is CVE-2017-11657?
The presence of a malicious file in a specific directory could lead to unauthorized privilege escalation for local users in conjunction with Dashlane.
The Impact of CVE-2017-11657
The vulnerability could enable attackers to elevate their privileges on affected systems, posing a significant security risk.
Technical Details of CVE-2017-11657
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The issue arises from the improper handling of files by Dashlane, allowing the placement of a malicious file that can be exploited for privilege escalation.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: Not applicable
Exploitation Mechanism
The exploit involves placing a Trojan horse WINHTTP.dll in the %APPDATA%\Dashlane directory to gain unauthorized privileges.
Mitigation and Prevention
Protecting systems from this vulnerability requires immediate action and long-term security measures.
Immediate Steps to Take
- Remove any suspicious files in the %APPDATA%\Dashlane directory.
- Monitor system logs for any unusual activities.
Long-Term Security Practices
- Regularly update and patch Dashlane and other software to prevent similar exploits.
- Implement least privilege access to limit user permissions.
Patching and Updates
Ensure that all software, including Dashlane, is kept up to date with the latest security patches to mitigate the risk of privilege escalation vulnerabilities.