Vulnerability · Published May 22, 2023 · Assigned by mitre
CVE-2023-31689
Critical 9.8
In plain English
A critical-severity unrestricted file upload in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 20.2% (higher than 97% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)20.2%top 2.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
In Wcms 0.3.2, an attacker can send a crafted request from a vulnerable web application backend server /wcms/wex/html.php via the finish parameter and the textAreaCode parameter. It can write arbitrary strings into custom file names and upload any files, and write malicious code to execute scripts to trigger command execution.
Affected products (as reported)
Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H