CVE-2020-1459
An information disclosure vulnerability exists on ARM implementations that use speculative execution in control flow via a side-channel analysis, aka "straight-line speculation." To exploit this vulnerability, an attacker with local privileges…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An information disclosure vulnerability exists on ARM implementations that use speculative execution in control flow via a side-channel analysis, aka "straight-line speculation." To exploit this vulnerability, an attacker with local privileges would need to run a specially crafted application. The security update addresses the vulnerability by bypassing the speculative execution.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 4.47% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-203
- Affected
- microsoft/windows 10
- Source
- secure@microsoft.com
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1459Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1459Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.