Vulnerability Details CVE-2017-5539
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.074
EPSS Ranking 91.2%
CVSS Severity
CVSS v3 Score 9.1
CVSS v2 Score 9.0
References
- http://b2evolution.net/downloads/6-8-5
- http://www.securityfocus.com/bid/95700
- https://github.com/b2evolution/b2evolution/commit/e35f7c195d8c1103d2d981a48cda5ab45ecac48a
- https://github.com/b2evolution/b2evolution/issues/36
- http://b2evolution.net/downloads/6-8-5
- http://www.securityfocus.com/bid/95700
- https://github.com/b2evolution/b2evolution/commit/e35f7c195d8c1103d2d981a48cda5ab45ecac48a
- https://github.com/b2evolution/b2evolution/issues/36
Products affected by CVE-2017-5539
-
cpe:2.3:a:b2evolution:b2evolution:6.8.4