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.
Max CVSS
9.1
EPSS Score
0.13%
Published
2017-01-23
Updated
2019-10-03
Directory traversal vulnerability in inc/files/files.ctrl.php in b2evolution through 6.8.3 allows remote authenticated users to read or delete arbitrary files by leveraging back-office access to provide a .. (dot dot) in the fm_selected array parameter.
Max CVSS
8.1
EPSS Score
0.18%
Published
2017-01-15
Updated
2017-01-18
2 vulnerabilities found
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