Add three new rules based on past S1 incidents

This MR adds 3 new rules based on past S1 incidents, as part of https://gitlab.com/gitlab-com/gl-security/product-security/appsec/appsec-team/-/issues/620+.

The CVEs covered are:

• CVE-2022-1162
• CVE-2022-1680
• CVE-2022-2185

/cc @gitlab-com/gl-security/product-security/appsec for review