EasyImages2.0 through 2.8.6 contains an unauthenticated path traversal vulnerability in app/down.php, app/thumb.php and app/info.php that allows reading files outside the upload directory. Attackers can supply ../ sequences in the dw, history or img parameters to read files with allowed upload extensions from the server.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 5
https://github.com/icret/EasyImages2.0
disclosure@vulncheck.com
https://github.com/icret/EasyImages2.0/blob/2.8.6/app/down.php#L17-L49
disclosure@vulncheck.com
https://github.com/icret/EasyImages2.0/commit/e337a2bee7e7c67eb90bc4364a345c085…
disclosure@vulncheck.com
https://github.com/icret/EasyImages2.0/issues/286
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/easyimages2-0-through-2.8.6-unauthenticate…
disclosure@vulncheck.com