Vulnerability Description
myBB version 1.6.4 was distributed with an unauthorized backdoor embedded in the source code. The backdoor allowed remote attackers to execute arbitrary PHP code by injecting payloads into a specially crafted collapsed cookie. This vulnerability was introduced during packaging and was not part of the intended application logic. Exploitation requires no authentication and results in full compromise of the web server under the context of the web application.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mybb | Mybb | 1.6.4 |
Related Weaknesses (CWE)
References
- https://blog.mybb.com/2011/10/06/1-6-4-security-vulnerabilit/Vendor Advisory
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/expProduct
- https://web.archive.org/web/20111015224948/http://secunia.com/advisories/46300/Third Party Advisory
- https://www.exploit-db.com/exploits/17949Exploit
- https://www.vulncheck.com/advisories/mybb-backdoor-arbitrary-command-executionThird Party Advisory
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/expProduct
- https://www.exploit-db.com/exploits/17949Exploit
FAQ
What is CVE-2011-10018?
CVE-2011-10018 is a vulnerability with a CVSS score of 9.8 (CRITICAL). myBB version 1.6.4 was distributed with an unauthorized backdoor embedded in the source code. The backdoor allowed remote attackers to execute arbitrary PHP code by injecting payloads into a specially...
How severe is CVE-2011-10018?
CVE-2011-10018 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2011-10018?
Check the references section above for vendor advisories and patch information. Affected products include: Mybb Mybb.