#VU48036 Security restrictions bypass in WordPress - CVE-2020-28035
Vulnerability identifier: #VU48036
Vulnerability risk: Medium
CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-28035
CWE-ID:
CWE-264
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
WordPress
Web applications /
CMS
Vendor: WordPress.ORG
Description
The vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions on XML-RPC requests. A remote authenticated attacker can escalate privileges within the application by sending a specially crafted XML-RPC request.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
WordPress: 3.7 - 3.7.34, 3.8 - 3.8.34, 3.9 - 3.9.32, 4.0 - 4.0.31, 4.1 - 4.1.31, 4.2 - 4.2.28, 4.3 - 4.3.24, 4.4 - 4.4.23, 4.5 - 4.5.22, 4.6 - 4.6.19, 4.7 - 4.7.18, 4.8 - 4.8.14, 4.9 - 4.9.15, 5.0 - 5.0.10, 5.1 - 5.1.6, 5.2 - 5.2.7, 5.3 - 5.3.4, 5.4 - 5.4.2, 5.5 - 5.5.1
External links
https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
