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CVE-2023-49948 : Security Advisory and Response

CVE-2023-49948 pertains to Forgejo version before 1.20.5-1, allowing remote attackers to detect private user accounts through URL manipulation. Learn the impact, details, and mitigation steps.

Forgejo before 1.20.5-1 allows remote attackers to test for the existence of private user accounts by appending .rss (or another extension) to a URL.

Understanding CVE-2023-49948

This CVE involves a security vulnerability in Forgejo versions prior to 1.20.5-1, which enables remote attackers to check for the presence of private user accounts by adding specific extensions to a URL.

What is CVE-2023-49948?

CVE-2023-49948 pertains to Forgejo's software version before 1.20.5-1, allowing unauthorized users to determine if private user accounts exist through URL manipulation.

The Impact of CVE-2023-49948

This vulnerability can lead to a privacy breach as attackers can potentially identify the existence of private user accounts, compromising user data confidentiality and security.

Technical Details of CVE-2023-49948

The following technical details outline the vulnerability in greater depth.

Vulnerability Description

Forgejo versions prior to 1.20.5-1 are susceptible to a security flaw that permits malicious actors to check for private user account presence via URL modifications.

Affected Systems and Versions

All versions of Forgejo before 1.20.5-1 are impacted by this vulnerability, exposing them to the risk of unauthorized account enumeration.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by appending .rss or another extension to a URL, enabling them to discern whether specific user accounts exist in the system.

Mitigation and Prevention

Taking prompt action to address and prevent CVE-2023-49948 is crucial for maintaining system security.

Immediate Steps to Take

        Users are advised to update Forgejo to version 1.20.5-1 or later to mitigate the vulnerability.
        Implement network security measures to prevent unauthorized access to user account information.

Long-Term Security Practices

        Regularly monitor for security updates and apply patches promptly to protect against emerging threats.
        Conduct thorough security assessments and penetration testing to identify and address potential vulnerabilities.

Patching and Updates

Forgejo users should regularly check for software updates and security advisories from the official sources to stay informed about patches and enhancements.

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