Vim heap-based Buffer Overflow (CVE-2021-3872)
Vulnerability details
A vulnerability in vim can lead to buffer overflow and impact confidentiality, availability and integrity.
Impacted products
Revisions
Version |
Date |
Description |
v1 |
12/08/2021 |
Initial release |
Stormshield Network Security |
CVSS v3.1 Overall Score: 5.7 
|
Analysis
|
Impacted version
|
An attacker can use this vulnerability to crash vim, to bypass protection mechanism, modify memory, and can possible use a rce attack.
|
- SNS 3.0.0 to 3.7.22
- SNS 3.8.0 to 3.11.10
- SNS 4.0.0 to 4.2.6
|
Workaround solution
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Solution
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There is no workaround solution.
|
The vulnerability is fixed in versions:
|
Attack Vector |
Attack Complexity |
Privileges Required |
User Interaction |
Scope |
Confidentiality Impact |
Integrity Impact |
Availability impact |
Local |
High |
High |
Required |
Unchanged |
High |
High |
High |
Exploit Code Maturity |
Remediation Level |
Report Confidence |
Proof of concept code |
Official fix |
Confirmed |
Confidentiality Requirement |
Integrity Requirement |
Availability Requirement |
High |
High |
High |