Clear it in 3 steps
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Start the environment
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Investigate the target
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Submit the flag
All challenges
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Programming - Buffer Overflow Crash Analysis
Mission
crash-report.txt is generated from the FLAG injected at startup. Select the SIGSEGV/fault_offset record and XOR-decrypt stack_after_offset with training-stack-canary to recover the flag.
Hints
Hint 1 Show
Inspect crash-report.txt and identify the target record
Hint 2 Show
select the SIGSEGV/fault_offset record and XOR-decrypt stack_after_offset with training-stack-canary
Hint 3 Show
Verify that the reconstructed value has FLAG{...} format