Description
GoldenDict 1.5.0 and 1.5.1 has an exposed dangerous method that allows reading and modifying files when a user adds a crafted dictionary and then searches for any term included in that dictionary.
EPSS Score:
0%
Comprehensive Technical Analysis of EUVD-2025-21824
1. Vulnerability Assessment and Severity Evaluation
The vulnerability described in EUVD-2025-21824 affects GoldenDict versions 1.5.0 and 1.5.1. The issue involves an exposed dangerous method that allows an attacker to read and modify files when a user adds a crafted dictionary and then searches for any term included in that dictionary. The CVSS (Common Vulnerability Scoring System) base score of 9.6 indicates a critical severity level. The vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L breaks down as follows:
- Attack Vector (AV): Network (N) - The vulnerability is exploitable over the network.
- Attack Complexity (AC): Low (L) - The attack requires minimal skill or resources.
- Privileges Required (PR): None (N) - No special privileges are needed to exploit the vulnerability.
- User Interaction (UI): Required (R) - The attack requires some form of user interaction.
- Scope (S): Changed (C) - The vulnerability affects resources beyond the security scope managed by the security authority.
- Confidentiality (C): High (H) - There is a high impact on the confidentiality of the affected system.
- Integrity (I): High (H) - There is a high impact on the integrity of the affected system.
- Availability (A): Low (L) - There is a low impact on the availability of the affected system.
2. Potential Attack Vectors and Exploitation Methods
The primary attack vector involves social engineering to trick users into adding a maliciously crafted dictionary to GoldenDict. Once the dictionary is added, the attacker can exploit the vulnerability by having the user search for a term included in the dictionary. This action triggers the exposed dangerous method, allowing the attacker to read and modify files on the user's system.
Potential exploitation methods include:
- Phishing Emails: Sending emails with links to crafted dictionaries.
- Malicious Websites: Hosting crafted dictionaries on websites that users might visit.
- File Sharing Platforms: Distributing crafted dictionaries through file-sharing platforms.
3. Affected Systems and Software Versions
The vulnerability affects:
- GoldenDict 1.5.0
- GoldenDict 1.5.1
Users of these versions are at risk and should take immediate action to mitigate the vulnerability.
4. Recommended Mitigation Strategies
To mitigate the risk associated with this vulnerability, the following strategies are recommended:
- Update Software: Upgrade to a patched version of GoldenDict if available.
- User Education: Educate users about the risks of adding dictionaries from untrusted sources.
- Network Monitoring: Implement network monitoring to detect unusual activity that may indicate an exploitation attempt.
- Access Controls: Restrict user permissions to minimize the impact of a successful attack.
- Endpoint Protection: Use endpoint protection solutions to detect and block malicious files.
5. Impact on European Cybersecurity Landscape
The vulnerability poses a significant risk to European organizations and individuals using GoldenDict. Given the high severity score and the potential for widespread exploitation, it is crucial for European cybersecurity authorities to disseminate information about the vulnerability and encourage immediate patching. The impact could include data breaches, unauthorized access, and potential disruption of services, particularly in educational and research institutions where GoldenDict is commonly used.
6. Technical Details for Security Professionals
For security professionals, the following technical details are pertinent:
- Detection: Implement intrusion detection systems (IDS) to monitor for suspicious file access patterns.
- Logging: Enable detailed logging to track file access and modifications, which can help in post-incident analysis.
- Patch Management: Ensure that patch management processes are in place to quickly deploy updates when they become available.
- Incident Response: Prepare an incident response plan that includes steps for identifying, containing, and remediating the vulnerability.
- Threat Intelligence: Leverage threat intelligence feeds to stay informed about new exploitation methods and indicators of compromise (IOCs).
Conclusion
EUVD-2025-21824 represents a critical vulnerability in GoldenDict that requires immediate attention. Organizations and individuals should prioritize updating to a patched version and implement robust security measures to mitigate the risk. The European cybersecurity community should collaborate to ensure widespread awareness and effective response to this threat.