High severity7.8NVD Advisory· Published Jun 22, 2020· Updated Jun 17, 2026
CVE-2020-11520
CVE-2020-11520
Description
The SDDisk2k.sys driver of WinMagic SecureDoc v8.5 and earlier allows local users to write to arbitrary kernel memory addresses because the IOCTL dispatcher lacks pointer validation. Exploiting this vulnerability results in privileged code execution.
Affected products
2- WinMagic/SecureDocdescription
Patches
Vulnerability mechanics
References
2- www.winmagic.com/support/release-notes/securedoc-v8-5-sr2-hf1nvdRelease NotesVendor Advisory
- www.winmagic.com/support/release-notes/securedoc-v8-5-sr2/nvdRelease NotesVendor Advisory
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