CVE-2020-1464
Confirmed PUBLISHEDWindows Spoofing Vulnerability
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
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.
- CVE Published
- Aug 17, 2020
- Exploitation Reported
- Nov 03, 2021
- CVSS
- 7.8 High
- EPSS
- —
Affected Versions
30 version rows · page 1 of 2
| Vendor | Product | Version | Status |
|---|---|---|---|
| Microsoft |
Windows 10 Version 1803
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1809
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows Server 2019
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows Server 2019 (Server Core installation)
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1909
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows Server, version 1909 (Server Core installation)
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1709 for 32-bit Systems
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1709
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1903 for 32-bit Systems
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1903 for x64-based Systems
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1903 for ARM64-based Systems
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows Server, version 1903 (Server Core installation)
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 2004
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows Server version 2004
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1507
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 10 Version 1607
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows Server 2016
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows Server 2016 (Server Core installation)
|
10.0.0 to < publication |
Affected |
| Microsoft |
Windows 7
|
6.1.0 to < publication |
Affected |
| Microsoft |
Windows 7 Service Pack 1
|
6.1.0 to < publication |
Affected |
| Microsoft |
Windows 8.1
|
6.3.0 to < publication |
Affected |
| Microsoft |
Windows Server 2008 Service Pack 2
|
6.0.0 to < publication |
Affected |
| Microsoft |
Windows Server 2008 Service Pack 2 (Server Core installation)
|
6.0.0 to < publication |
Affected |
| Microsoft |
Windows Server 2008 Service Pack 2
|
6.0.0 to < publication |
Affected |
| Microsoft |
Windows Server 2008 R2 Service Pack 1
|
6.1.0 to < publication |
Affected |
CVE References
- medium.com/%40TalBeerySec/glueball-the-story-of-cve-202... medium.com · CVE Record https://medium.com/%40TalBeerySec/glueball-the-story-of-cve-2020-1464...
- krebsonsecurity.com/2020/08/microsoft-put-off-fixing-zero-day-fo... krebsonsecurity.com · CVE Record https://krebsonsecurity.com/2020/08/microsoft-put-off-fixing-zero-day...
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1464 portal.msrc.microsoft.com · CVE Record https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CV...
- blog.virustotal.com/2019/01/distribution-of-malicious-jar-append... blog.virustotal.com · CVE Record https://blog.virustotal.com/2019/01/distribution-of-malicious-jar-app...
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| CISA First | 2021-11-03 00:00 UTC |
No detection artifacts or sensor request patterns are available for this CVE yet.
Check back as sensor telemetry and scanner integrations are updated.
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Exploitation Status
Exploited in the wild
Recorded 2021-11-03 00:00:00 UTC · CISA
Weaknesses (CWE)
-
Improper Verification of Cryptographic Signature
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
00:00 UTC over 4 years ago00:00 UTC · over 4 years ago
Added to CISA KEV
Listed in the CISA Known Exploited Vulnerabilities catalog
-
19:13 UTC almost 6 years ago19:13 UTC · almost 6 years ago
CVE published
Vulnerability disclosed publicly
-
00:00 UTC over 6 years ago00:00 UTC · over 6 years ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2020-1464
{
"cve_id": "CVE-2020-1464",
"title": "Windows Spoofing Vulnerability",
"affected_vendor": "Microsoft",
"affected_product": "Windows 10 Version 1803, Windows 10 Version 1809, Windows Server 2019, Windows Server 2019 (Server Core installation), Windows 10 Version 1909, Windows Server, version 1909 (Server Core installation), Windows 10 Version 1709 for 32-bit Systems, Windows 10 Version 1709, Windows 10 Version 1903 for 32-bit Systems, Windows 10 Version 1903 for x64-based Systems, Windows 10 Version 1903 for ARM64-based Systems, Windows Server, version 1903 (Server Core installation), Windows 10 Version 2004, Windows Server version 2004, Windows 10 Version 1507, Windows 10 Version 1607, Windows Server 2016, Windows Server 2016 (Server Core installation), Windows 7, Windows 7 Service Pack 1, Windows 8.1, Windows Server 2008 Service Pack 2, Windows Server 2008 Service Pack 2 (Server Core installation), Windows Server 2008 Service Pack 2, Windows Server 2008 R2 Service Pack 1, Windows Server 2008 R2 Service Pack 1 (Server Core installation), Windows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "Confirmed",
"cvss_score": 7.8,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}