Plataforma
ruby
Componente
fastreader
CVE-2013-2615 is a Command Injection vulnerability discovered in the fastreader Ruby gem. An attacker can exploit this flaw by crafting malicious URLs containing a semicolon (';') character, potentially leading to arbitrary command execution on the server. This vulnerability affects versions of fastreader up to and including 1.0.8. While a patch isn't directly available, mitigation strategies can reduce the risk.
The primary impact of CVE-2013-2615 is the potential for remote code execution (RCE). An attacker successfully exploiting this vulnerability could execute arbitrary commands on the server hosting the Ruby application. This could lead to data breaches, system compromise, and potentially complete control of the affected system. The ability to inject commands via a URL makes this vulnerability particularly concerning, as it can be exploited without requiring authentication or direct access to the server. The blast radius extends to any sensitive data processed or stored by the application, as an attacker could leverage RCE to access and exfiltrate this information.
CVE-2013-2615 has been publicly disclosed and a proof-of-concept may be available. While active exploitation is not definitively confirmed, the ease of exploitation and the potential impact make it a significant risk. The vulnerability's age suggests it may be present in legacy systems that have not been updated. No KEV listing is currently available.
Applications using the fastreader Ruby gem, particularly those handling user-supplied URLs without proper sanitization, are at risk. Legacy applications and those deployed on shared hosting environments are especially vulnerable due to the difficulty of applying custom security measures.
• ruby / server:
ps aux | grep fastreader• ruby / server:
find / -name 'fastreader.rb' -print• generic web:
curl -I 'http://example.com/?param;command=whoami'• generic web:
grep -i 'fastreader' /var/log/apache2/access.logdiscovery
disclosure
Estado del Exploit
EPSS
1.00% (77% percentil)
Since a direct patch for CVE-2013-2615 is unavailable, mitigation focuses on input validation and URL sanitization. Implement strict input validation to reject any URLs containing semicolons or other potentially malicious characters. Utilize a Web Application Firewall (WAF) to filter out malicious requests targeting the vulnerable endpoint. Consider implementing URL rewriting rules to strip out potentially harmful characters before they reach the application. Thoroughly review and sanitize all user-supplied input to prevent command injection attacks. After implementing these mitigations, verify their effectiveness by attempting to inject a semicolon into a URL and confirming that the application handles it safely.
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CVE-2013-2615 is a Command Injection vulnerability in the fastreader Ruby gem where specially crafted URLs can lead to arbitrary command execution.
You are affected if your application uses fastreader versions 1.0.8 or earlier and handles URLs without proper sanitization.
A direct patch is unavailable. Mitigate by implementing strict input validation, URL sanitization, and using a WAF to filter malicious requests.
Active exploitation is not definitively confirmed, but the vulnerability's ease of exploitation warrants caution.
Official advisories are limited; refer to the CVE entry on NVD (National Vulnerability Database) for more information.
Sube tu archivo de dependencias y detecta esta y otras CVEs al instante.
Sube tu archivo Gemfile.lock y te decimos al instante si estás afectado.