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Vulnerability DatabaseCVE-2023-0748

CVE-2023-0748: 
NixOS vulnerability analysis and mitigation

Overview

An Open Redirect vulnerability (CVE-2023-0748) was discovered in GitHub repository btcpayserver/btcpayserver prior to version 1.7.6. The vulnerability was identified and disclosed on February 8, 2023 (NVD, MITRE).

Technical details

The vulnerability is classified as CWE-601 (Open Redirect) based on the analysis of the security issue (NVD CNA Status). The issue was related to improper validation of URL parameters that could allow redirection to arbitrary external domains.

Impact

An open redirect vulnerability could allow attackers to craft malicious URLs that appear legitimate since they begin with the trusted domain of the BTCPay Server installation. This could be used in phishing attacks to redirect users to malicious websites while appearing to come from a trusted source.

Exploitability

The vulnerability was addressed through a fix implemented in commit c2cfa17e9619046b43987627b8429541d2834109, which improved URL validation to prevent unauthorized redirects (GitHub Commit).

Mitigation and workarounds

Users should upgrade to BTCPay Server version 1.7.6 or later which contains the fix for this vulnerability. The fix includes implementation of proper URL validation to ensure redirects only occur to authorized destinations (MITRE).

Additional resources

Source: This report was generated using AI

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