VulnerabilityModified
CVE-2020-11520
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.
HIGH 7.8EPSS 0.42%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.42% probability · 35th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- winmagic/securedoc
- Source
- cve@mitre.org
References
- https://www.winmagic.com/support/release-notes/securedoc-v8-5-sr2-hf1Release Notes, Vendor Advisory
- https://www.winmagic.com/support/release-notes/securedoc-v8-5-sr2/Release Notes, Vendor Advisory
- https://www.winmagic.com/support/release-notes/securedoc-v8-5-sr2-hf1Release Notes, Vendor Advisory
- https://www.winmagic.com/support/release-notes/securedoc-v8-5-sr2/Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.