Vulnerability CVE-2020-1464 - CERT Civis.Net

Vulnerability Name:

CVE-2020-1464 (CCN-185848)

Assigned:

2019-11-04

Published:

2020-08-11

Updated:

2020-08-21

Summary:

A spoofing vulnerability exists when Windows incorrectly validates file signatures, aka 'Windows Spoofing Vulnerability'.

CVSS v3 Severity:

5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): High Availibility (A): None

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

4.3 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

Vulnerability Type:

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2020-1464

Source: MISC
Type: Third Party Advisory
https://blog.virustotal.com/2019/01/distribution-of-malicious-jar-appended.html

Source: XF
Type: UNKNOWN
ms-windows-cve20201464-spoofing(185848)

Source: MISC
Type: Third Party Advisory
https://krebsonsecurity.com/2020/08/microsoft-put-off-fixing-zero-day-for-2-years/

Source: MISC
Type: Exploit, Third Party Advisory
https://medium.com/@TalBeerySec/glueball-the-story-of-cve-2020-1464-50091a1f98bd

Source: CCN
Type: Microsoft Security TechCenter - August 2020
Windows Authenticode Signature Spoofing Vulnerability

Source: N/A
Type: Patch, Vendor Advisory
N/A

Source: CCN
Type: CYBERSECURITY & INFRASTRUCTURE SECURITY AGENCY
KNOWN EXPLOITED VULNERABILITIES CATALOG

Vulnerable Configuration:

Configuration 1:

cpe:/o:microsoft:windows_10:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1607:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1709:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1803:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1809:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1903:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:1909:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:2004:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_7:-:sp1:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_8.1:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_1903:-:*:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_server_1909:-:*:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_server_2004:-:*:*:*:*:*:x64:*

Configuration CCN 1:

cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x32:*

OR cpe:/o:microsoft:windows_server_2008:*:sp2:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_7:-:sp1:*:*:ultimate_n:*:x86:*

OR cpe:/o:microsoft:windows_7::sp1:x64:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*

OR cpe:/o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_8.1:-:-:-:*:-:-:x32:*

OR cpe:/o:microsoft:windows_8.1:::~~~~x64~:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:-:*:*:*:*:*:x32:*

OR cpe:/o:microsoft:windows_10:::~~~~x64~:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_10:-:*:*:*:*:*:arm64:*

OR cpe:/o:microsoft:windows_server:1903:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server:1909:*:*:*:*:*:*:*

OR cpe:/o:microsoft:windows_server:2004:*:*:*:*:*:*:*

Denotes that component is vulnerable