WordPress Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Vulnerability (CVE-2019-8943)

Description

WordPress through 5.0.3 allows Path Traversal in wp_crop_image(). An attacker (who has privileges to crop an image) can write the output image to an arbitrary directory via a filename containing two image extensions and ../ sequences, such as a filename ending with the .jpg?/../../file.jpg substring.

Remediation

References

Related Vulnerabilities

Severity

Medium

Classification

CVE-2019-8943 CWE-22 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Known Vulnerabilities