CVE-2019-13157 : Vulnerability Insights and Analysis
Learn about CVE-2019-13157 affecting Naver Vaccine 2.1.4. Discover how attackers can overwrite files through directory traversal sequences. Find mitigation steps and best security practices.
Naver Vaccine 2.1.4 allows remote attackers to overwrite files through directory traversal sequences in nsz archives.
Understanding CVE-2019-13157
What is CVE-2019-13157?
The presence of nsGreen.dll in Naver Vaccine 2.1.4 enables attackers to manipulate files by exploiting directory traversal sequences in nsz archives.
The Impact of CVE-2019-13157
This vulnerability allows remote attackers to overwrite arbitrary files, potentially leading to unauthorized access and data manipulation.
Technical Details of CVE-2019-13157
Vulnerability Description
The presence of nsGreen.dll in Naver Vaccine 2.1.4 allows attackers to manipulate files by exploiting directory traversal sequences in nsz archives.
Affected Systems and Versions
- Product: Naver Vaccine
- Vendor: NAVER Corporation
- Versions Affected: <= 2.1.4
Exploitation Mechanism
Attackers can exploit directory traversal sequences in filenames within nsz archives to overwrite files of their choice.
Mitigation and Prevention
Immediate Steps to Take
- Update Naver Vaccine to a patched version that addresses the vulnerability.
- Implement file integrity monitoring to detect unauthorized file changes.
Long-Term Security Practices
- Regularly update software and apply security patches promptly.
- Conduct security assessments to identify and mitigate vulnerabilities proactively.
Patching and Updates
Ensure timely installation of security updates and patches to prevent exploitation of known vulnerabilities.