Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2019-8943 |
CWE-ID | CWE-22 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #1 is available. |
Vulnerable software Subscribe |
WordPress Web applications / CMS |
Vendor | WordPress.ORG |
Security Bulletin
This security bulletin contains one high risk vulnerability.
EUVDB-ID: #VU17788
Risk: High
CVSSv3.1: 9.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:F/RL:U/RC:C]
CVE-ID: CVE-2019-8943
CWE-ID:
CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute PHP code on the target system.
The weakness exists due to path traversal in wp_crop_image(). A remote attacker 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.
Successful exploitation of the vulnerability is possible when combined with CVE-2019-8942.
Install update from vendor's website.
Vulnerable software versionsWordPress: 4.9.1 - 5.0.3
External linkshttp://blog.ripstech.com/2019/wordpress-image-remote-code-execution/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.