A security analyst is reviewing logs and discovers the following: Which of the following should be used to best mitigate this type of attack?

The correct answer is A. Input sanitization. The log entry in the image suggests that the system is potentially under attack, as the User-Agent header contains what looks like a shell command: ${/bin/sh/id}. This type of activity may indicate an attempted command injection attack, where an attacker is trying to execute…

Submitted by hassan_iq· Mar 6, 2026Threats, vulnerabilities, and mitigations

Question

A security analyst is reviewing logs and discovers the following:

Which of the following should be used to best mitigate this type of attack?

Options

AInput sanitization
BSecure cookies
CStatic code analysis
DSandboxing

How the community answered

(44 responses)

A
84% (37)
B
5% (2)
C
2% (1)
D
9% (4)

Explanation

The log entry in the image suggests that the system is potentially under attack, as the User-Agent header contains what looks like a shell command: ${/bin/sh/id}. This type of activity may indicate an attempted command injection attack, where an attacker is trying to execute shell commands via a vulnerable web application.

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