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hackeroneAliyugombeH1:1351341
HistorySep 26, 2021 - 9:17 a.m.

MTN Group: CVE-2021-38314 @ https://www.mtn.co.rw

2021-09-2609:17:18
aliyugombe
hackerone.com
66
mtn group
wordpress plugin vulnerability
ajax actions
unauthenticated access
predictable hashes
security advisory

EPSS

0.002

Percentile

54.7%

Summary:

Hello.
I your domain https://www.mtn.co.rw was vulnerable to CVE-2021-38314

##Description:
The Gutenberg Template Library & Redux Framework plugin <= 4.2.11 for WordPress registered several AJAX actions available to unauthenticated users in the includes function in redux-core/class-redux-core.php that were unique to a given site but deterministic and predictable given that they were based on an md5 hash of the site URL with a known salt value of ‘-redux’ and an md5 hash of the previous hash with a known salt value of ‘-support’. These AJAX actions could be used to retrieve a list of active plugins and their versions, the site’s PHP version, and an unsalted md5 hash of site’s AUTH_KEY concatenated with the SECURE_AUTH_KEY.

##Referrence:
https://vulners.com/cve/CVE-2021-38314
https://www.wordfence.com/blog/2021/09/over-1-million-sites-affected-by-redux-framework-vulnerabilities/

Steps To Reproduce:

Visit https://www.mtn.co.rw/wp-admin/admin-ajax.php?action=136454233f7f7b567bf1310154c66f11 you will see 893c4010bb377e5d41600958db3f8e17

Supporting Material/References:

{F1461742}

Impact

CVE-2021-38314

Thank you
@aliyugombe