AEGLIX vulnerability intelligence
CVE-2020-1464
HIGH · CVSS 7.8 · Analyzed
Published: 2020-08-17 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
A spoofing vulnerability exists when Windows incorrectly validates file signatures. An attacker who successfully exploited this vulnerability could bypass security features and load improperly signed files. In an attack scenario, an attacker could bypass security features intended to prevent improperly signed files from being loaded. The update addresses the vulnerability by correcting how Windows validates file signatures.
Severity and scoring
- CVSS score
- 7.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-347
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Microsoft · Windows
- Added to catalog
- 2021-11-03
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2022-05-03
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:microsoft:windows_10_1507:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1607:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1709:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1803:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1809:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1903:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_1909:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_2004:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_1903:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_1909:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2004:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://blog.virustotal.com/2019/01/distribution-of-malicious-jar-appended.html
Third Party Advisory
- https://krebsonsecurity.com/2020/08/microsoft-put-off-fixing-zero-day-for-2-years/
Issue Tracking · Third Party Advisory
- https://medium.com/%40TalBeerySec/glueball-the-story-of-cve-2020-1464-50091a1f98bd
Exploit · Third Party Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1464
Patch · Vendor Advisory
- https://blog.virustotal.com/2019/01/distribution-of-malicious-jar-appended.html
Third Party Advisory
- https://krebsonsecurity.com/2020/08/microsoft-put-off-fixing-zero-day-for-2-years/
Issue Tracking · Third Party Advisory
- https://medium.com/%40TalBeerySec/glueball-the-story-of-cve-2020-1464-50091a1f98bd
Exploit · Third Party Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1464
Patch · Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1464
US Government Resource