Which of the following is a valid Linux post-exploitation method to use to accomplish this goal?

During a system penetration test, a security engineer successfully gained access to a shell on a Linux host as a standard user and wants to elevate the privilege levels.

Which of the following is a valid Linux post-exploitation method to use to accomplish this goal?
A . Spawn a shell using sudo and an escape string such as sudo vim -c ‘!sh’.
B. Perform ASIC password cracking on the host.
C. Read the /etc/passwd file to extract the usernames.
D. Initiate unquoted service path exploits.
E. Use the UNION operator to extract the database schema.

View Answer

Answer: A

Explanation:

Reference: https://docs.rapid7.com/insightvm/elevating-permissions/