PT-2018-15270 · WordPress · Wordpress

Sam Thomas · Published 2018-12-14 · Updated 2019-03-04 · CVE-2018-20149

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions WordPress versions prior to 4.9.9 WordPress versions 5.x prior to 5.0.1

Description The issue allows authors to upload crafted files that bypass intended MIME type restrictions, potentially leading to XSS attacks. This can be achieved by uploading a file, such as a .jpg file, that does not contain the expected JPEG data.

Recommendations For WordPress versions prior to 4.9.9, update to version 4.9.9 or later. For WordPress versions 5.x prior to 5.0.1, update to version 5.0.1 or later.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2018-20149

DLA-1673-1

DSA-4401-1

Affected Products

Wordpress

References · 43

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/wp_crop_rce.rb · Exploit
• 🔥 https://github.com/brianwrf/WordPress_4.9.8_RCE_POC · Exploit
• 🔥 https://github.com/synacktiv/CVE-2019-8942 · Exploit
• 🔥 https://github.com/nth347/CVE-2018-20148_exploit · Exploit
• https://github.com/WordPress/WordPress/commit/246a70bdbfac3bd45ff71c7941deef1bb206b19a · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-20149 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-20149 · Vendor Advisory
• https://wordpress.org/support/wordpress-version/version-5-0-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20150 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2018-20149 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20147 · Security Note
• https://security-tracker.debian.org/tracker/DLA-1673-1 · Vendor Advisory
• https://debian.org/security/2019/dsa-4401 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20151 · Security Note
• https://osv.dev/vulnerability/DSA-4401-1 · Vendor Advisory