Vulnerability Description
An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code and references to external websites can be injected to the names of PGP public keys. When requesting that key later on using a specific URL, such script code might get executed. In case of injecting external websites, users might get lured into a phishing scheme. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Open-Xchange | Ox Guard | <= 2.4.2 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/138701/Open-Xchange-Guard-2.4.2-Cross-Site-ExploitThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/539395/100/0/threaded
- http://www.securityfocus.com/bid/92920Third Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/40377/ExploitThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/138701/Open-Xchange-Guard-2.4.2-Cross-Site-ExploitThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/539395/100/0/threaded
- http://www.securityfocus.com/bid/92920Third Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/40377/ExploitThird Party AdvisoryVDB Entry
FAQ
What is CVE-2016-6853?
CVE-2016-6853 is a vulnerability with a CVSS score of 6.1 (MEDIUM). An issue was discovered in Open-Xchange OX Guard before 2.4.2-rev5. Script code and references to external websites can be injected to the names of PGP public keys. When requesting that key later on u...
How severe is CVE-2016-6853?
CVE-2016-6853 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-6853?
Check the references section above for vendor advisories and patch information. Affected products include: Open-Xchange Ox Guard.