Vulnerability Description
The patch for directory traversal (CVE-2017-5480) in b2evolution version 6.8.4-stable has a bypass vulnerability. An attacker can use ..\/ to bypass the filter rule. Then, this attacker can exploit this vulnerability to delete or read any files on the server. It can also be used to determine whether a file exists.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| B2Evolution | B2Evolution | 6.8.4 |
Related Weaknesses (CWE)
References
- http://b2evolution.net/downloads/6-8-5PatchVendor Advisory
- http://www.securityfocus.com/bid/95700Third Party AdvisoryVDB Entry
- https://github.com/b2evolution/b2evolution/commit/e35f7c195d8c1103d2d981a48cda5aIssue TrackingPatchThird Party Advisory
- https://github.com/b2evolution/b2evolution/issues/36Issue TrackingPatchThird Party Advisory
- http://b2evolution.net/downloads/6-8-5PatchVendor Advisory
- http://www.securityfocus.com/bid/95700Third Party AdvisoryVDB Entry
- https://github.com/b2evolution/b2evolution/commit/e35f7c195d8c1103d2d981a48cda5aIssue TrackingPatchThird Party Advisory
- https://github.com/b2evolution/b2evolution/issues/36Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2017-5539?
CVE-2017-5539 is a vulnerability with a CVSS score of 9.1 (CRITICAL). The patch for directory traversal (CVE-2017-5480) in b2evolution version 6.8.4-stable has a bypass vulnerability. An attacker can use ..\/ to bypass the filter rule. Then, this attacker can exploit th...
How severe is CVE-2017-5539?
CVE-2017-5539 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2017-5539?
Check the references section above for vendor advisories and patch information. Affected products include: B2Evolution B2Evolution.