CVE-2015-9238: Insecure Comparison in secure-compare
Summary
CVE-2015-9238: Insecure Comparison in secure-compare. Affects secure-compare versions < 3.0.1. Fixed in 3.0.1. How to fix ↓
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Background
The secure-compare package is an npm package used for secure string comparison. It is designed to compare two strings in a way that mitigates timing attacks. The package is commonly used in applications that require secure comparison of sensitive data, such as password verification. However, versions prior to 3.0.1 of secure-compare are affected by a vulnerability that allows the package to always return true when comparing two strings of the same length, regardless of the actual contents of those strings.
Vulnerability Detail
The vulnerability in secure-compare arises from an insecure comparison algorithm used in the package. This algorithm fails to properly compare the contents of two strings, resulting in a constant-time comparison that always returns true for strings of the same length. This can lead to security issues in applications that rely on secure-compare for secure string comparison. An attacker could exploit this vulnerability to bypass password verification or other security measures that depend on accurate string comparison.
How To Fix
Minimum fixed version
3.0.1
This is the first release that contains the fix.
npm install secure-compare@3.0.1Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
In summary, the secure-compare package prior to version 3.0.1 is affected by an insecure comparison vulnerability that can lead to security bypasses. It is recommended to upgrade to the fixed version to ensure the integrity of string comparisons in your application. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for secure-compare →
FAQ
The impact of this vulnerability can vary depending on how the secure-compare package is used in an application. However, in general, it can lead to security bypasses and compromise the integrity of password verification or other security measures.
You can use the Vulert Playground at Vulert Scanner to check if your application is affected by this vulnerability. Simply upload your package-lock.json file and the Vulert Playground will analyze it for any known vulnerabilities, including this one.
No, there are no known workarounds for this vulnerability. It is recommended to upgrade to the fixed version of the secure-compare package.
There is no specific evidence of this vulnerability being exploited in the wild. However, given the nature of the vulnerability and its potential impact, it is important to address it promptly to ensure the security of your application.
You can find more information about this vulnerability in the GitHub Advisory Database at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2019/06/GHSA-h9x2-5rm7-x4gm/GHSA-h9x2-5rm7-x4gm.json
References
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