Description

WordPress Plugin BackWPup is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently brute force backup files location. WordPress Plugin BackWPup version 3.4.1 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 3.4.2 or latest

References

http://www.vapidlabs.com/advisory.php?v=201

http://www.openwall.com/lists/oss-security/2017/09/27/9

https://plugins.svn.wordpress.org/backwpup/trunk/readme.txt

Related Vulnerabilities

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Plone CMS Improper Input Validation Vulnerability (CVE-2013-4199)

WordPress Plugin CM Pop-Up banners for WordPress Cross-Site Scripting (1.4.10)

WordPress Plugin WP Construction Mode Cross-Site Request Forgery (1.8)

Django Improper Input Validation Vulnerability (CVE-2014-0480)

Severity

High

Classification

CVE-2017-2551 CWE-552 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass