Vulnerability CVE-2019-16531


Published: 2019-09-19   Modified: 2019-09-20

Description:
LayerBB before 1.1.4 has multiple CSRF issues, as demonstrated by changing the System Settings via admin/general.php.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
LayerBB < 1.1.4 Cross-Site Request Forgery
0xB9
20.09.2019

Type:

CWE-352

(Cross-Site Request Forgery (CSRF))

Vendor: Layerbb
Product: Layerbb 
Version:
1.1.3
1.1.2
1.1.1
1.1.0
1.0.6
1.0.5
1.0.4

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial

 References:
http://packetstormsecurity.com/files/154549/LayerBB-1.1.3-Cross-Site-Request-Forgery.html
https://github.com/0xB9/LayerBB-1.1.3-CSRF/blob/master/README.md
https://github.com/AndyRixon/LayerBB/compare/1.1.3...1.1.4
https://github.com/AndyRixon/LayerBB/pull/40

Related CVE
CVE-2019-13974
LayerBB 1.1.3 allows conversations.php/cmd/new CSRF.
CVE-2019-13973
LayerBB 1.1.3 allows admin/general.php arbitrary file upload because the custom_logo filename suffix is not restricted, and .php may be used.
CVE-2019-13972
LayerBB 1.1.3 allows XSS via the application/commands/new.php pm_title variable, a related issue to CVE-2019-17997.
CVE-2018-17997
LayerBB 1.1.1 allows XSS via the titles of conversations (PMs).
CVE-2018-17996
LayerBB before 1.1.3 allows CSRF for adding a user via admin/new_user.php, deleting a user via admin/members.php/delete_user/, and deleting content via mod/delete.php/.
CVE-2018-17988
LayerBB 1.1.1 has SQL Injection via the search.php search_query parameter.

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