Community Tip - Did you get an answer that solved your problem? Please mark it as an Accepted Solution so others with the same problem can find the answer easily. X
This indicates you are not vulnerable.
https://www.ptc.com/en/support/article/CS404211?source=search
This indicates that you can only upgrade Apache via CPS updates:
https://www.ptc.com/en/support/article/CS41511?source=search
More info:
https://www.ptc.com/en/support/article/CS390913?source=search
Appreciate this information. I was having trouble digging through more current version data to find what I needed.
Kind Regards.