CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability classified as critical was found in Vim (Word Processing Software) (the affected version is unknown). This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-125. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

vim is vulnerable to Out-of-bounds Read

The weakness was presented 12/26/2021 as 6f98371532fcff911b462d51bc64f2ce8a6ae682. The advisory is available at This vulnerability was named CVE-2021-4166 since 12/24/2021. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

Applying the patch 6f98371532fcff911b462d51bc64f2ce8a6ae682 is able to eliminate this problem. The bugfix is ready for download at




CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.1
CNA Vector ( 🔒



VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍


Class: Information disclosure
CWE: CWE-125
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒


Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 6f98371532fcff911b462d51bc64f2ce8a6ae682


12/24/2021 CVE reserved
12/26/2021 +2 days Advisory disclosed
12/26/2021 +0 days VulDB entry created
12/27/2021 +1 days VulDB last update


Advisory: 6f98371532fcff911b462d51bc64f2ce8a6ae682
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2021-4166 (🔒)


Created: 12/26/2021 08:56 AM
Updated: 12/27/2021 02:24 PM
Changes: (3) advisory_identifier advisory_confirm_url source_cve_nvd_summary
Complete: 🔍


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