2022no writeups on CTFtime
CyberSci Regional Qualifiers 2022-23
8 challenges with 9 published solutions between them. CTFtime lists this event but has no writeups filed against it, so it is absent from the index CTFtime feeds. These were found in public repositories instead. Each link is pinned to the commit it was read from.
The event on CTFtimeUncategorised7
The upstream scoreboard did not say, so neither do we.
Locks1
2 official solutionsBadfab1
1 official solutionBallast
1 official solutionParley
1 official solutionVault
1 official solutionWarmups
1 official solution
Binary exploitation1
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Solve it with:ROP gadget finderShellcode assembler and libraryCyclic pattern generator and offset finderFormat string exploit builderLearn: Binary exploitation
Lock3
1 official solution