Plattform
other
Komponente
807c838b75879b0d327782dfcd2c3bea
Behoben in
0.0.1
CVE-2021-22859 describes a critical SQL Injection vulnerability discovered in the EIC e-document system. This flaw allows remote attackers to inject malicious SQL code, potentially granting them unauthorized access and control over the system. The vulnerability affects versions 3.0.2–0 of the software and requires no privileges to exploit. A fix is available; upgrading is the recommended remediation.
The SQL Injection vulnerability in EIC e-document system poses a significant threat. An attacker could leverage this flaw to bypass authentication mechanisms, directly query the database for sensitive information like user credentials, financial data, or confidential documents. Successful exploitation could lead to complete data exfiltration, modification, or deletion. Furthermore, an attacker might be able to execute arbitrary operating system commands on the server hosting the e-document system, leading to complete system compromise and potential lateral movement within the network. The lack of privilege requirements makes this vulnerability particularly concerning, as it can be exploited by unauthenticated attackers.
CVE-2021-22859 was publicly disclosed on March 17, 2021. While no active exploitation campaigns have been definitively linked to this specific CVE, the ease of exploitation and the potential for significant impact make it a high-priority target. The vulnerability's criticality (CVSS 9.8) warrants immediate attention. There are currently no known public proof-of-concept exploits, but the SQL Injection nature of the vulnerability means that development of such exploits is likely. It is not listed on the CISA KEV catalog as of this writing.
Organizations utilizing the EIC e-document system, particularly those handling sensitive data like financial records or personal information, are at significant risk. Systems deployed with default configurations or lacking robust input validation are especially vulnerable. Shared hosting environments where multiple users share the same database instance are also at increased risk.
• linux / server: Monitor database logs (e.g., /var/log/mysql/error.log) for SQL errors and unusual query patterns. Use auditd to track database access and identify suspicious commands.
auditctl -w /path/to/eic/edocument/system -p wa -k eic_sql_injection• generic web: Use curl to test endpoints that handle user input. Look for SQL errors in the response.
curl 'http://example.com/query?param=';• database (mysql): Execute queries to check for unauthorized access or data modification. ``mysql -u root -p -e "SHOW GRANTS;"``
disclosure
Exploit-Status
EPSS
1.70% (82% Perzentil)
CVSS-Vektor
The primary mitigation for CVE-2021-22859 is to upgrade to a patched version of the EIC e-document system. Consult the vendor's advisory for the specific patched version. If immediate patching is not possible due to compatibility issues or system downtime concerns, consider implementing temporary workarounds. Input validation and sanitization on all user-supplied data is crucial. Web Application Firewalls (WAFs) configured with rules to detect and block SQL Injection attempts can provide an additional layer of defense. Regularly review database access logs for suspicious activity.
Actualizar el sistema EIC e-document a una versión que filtre correctamente los caracteres especiales en las consultas de datos. Contacte al proveedor Excellent Infotek Corporation para obtener la versión corregida o un parche de seguridad.
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
CVE-2021-22859 is a critical SQL Injection vulnerability affecting EIC e-document system versions 3.0.2–0. It allows attackers to execute arbitrary SQL commands, potentially compromising the entire system.
If you are using EIC e-document system version 3.0.2–0, you are potentially affected. Verify your version and upgrade as soon as possible.
The recommended fix is to upgrade to a patched version of the EIC e-document system. Consult the vendor's advisory for the specific patched version.
While no confirmed active exploitation campaigns are publicly known, the vulnerability's criticality and ease of exploitation make it a likely target. Vigilance and prompt patching are essential.
Refer to the EIC website or relevant security mailing lists for the official advisory regarding CVE-2021-22859. Check vendor security pages for updates.
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