CVE-2021-36710

2022-06-0814:43:46

mitre

www.cve.org

8.9 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

ToaruOS 1.99.2 is affected by incorrect access control via the kernel. Improper MMU management and having a low GDT address allows it to be mapped in userland. A call gate can then be written to escalate to CPL 0.

References

github.com/mehsauce/kowasuos/blob/master/exploits/kowasu-sysfunc-strikes-back.c