Description

WordPress is prone to a Denial of Service vulnerability which can be exploited by malicious people to cause the affected website to consume memory and CPU resources, thus denying service to legitimate users. WordPress versions 4.1.x ranging from 4.1 and up to (and including) 4.1.22 are vulnerable.

Remediation

Evaluate and apply the suggested patch

References

https://baraktawily.blogspot.ro/2018/02/how-to-dos-29-of-world-wide-websites.html

https://www.youtube.com/watch?v=nNDsGTalXS0

https://github.com/Quitten/WordPress/blob/master/wp-dos-patch.sh

https://www.exploit-db.com/exploits/43968/

https://packetstormsecurity.com/files/146249/WordPress-Core-Denial-Of-Service.html

https://www.rastating.com/protecting-wordpress-against-cve-2018-6389/

Related Vulnerabilities

WordPress Plugin Sell Downloads Arbitrary File Disclosure (1.0.1)

WordPress Plugin Database for Contact Form 7, WPforms, Elementor forms Cross-Site Scripting (1.1.5)

Apache Tomcat Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2010-2227)

OpenSSL CVE-2024-0727 Vulnerability (CVE-2024-0727)

WordPress Plugin Image Hover Effects Ultimate (Image Gallery, Effects, Lightbox, Comparison or Magnifier) Multiple Cross-Site Scripting Vulnerabilities (9.7.3)

Severity

High

Classification

CVE-2018-6389 CWE-400 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Tags

Missing Update Denial Of Service