CVE-2022-3520

Heap-based Buffer Overflow in vim/vim

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0765.

Desbordamiento de búfer de almacenamiento dinámico en el repositorio de GitHub vim/vim anterior a 9.0.0765.

It was discovered that Vim incorrectly handled memory when opening certain files. If an attacker could trick a user into opening a specially crafted file, it could cause Vim to crash, or possibly execute arbitrary code. This issue only affected Ubuntu 22.04 LTS. It was discovered that Vim incorrectly handled memory when opening certain files. If an attacker could trick a user into opening a specially crafted file, it could cause Vim to crash, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-10-15 CVE Reserved
2022-12-02 CVE Published
2024-11-15 CVE Updated
2024-11-15 First Exploit
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-122: Heap-based Buffer Overflow
CWE-787: Out-of-bounds Write

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://huntr.dev/bounties/c1db3b70-f4fe-481f-8a24-0b1449c94246	2024-11-15

URL	Date	SRC
https://github.com/vim/vim/commit/36343ae0fb7247e060abfd35fb8e4337b33abb4b	2023-05-03

URL	Date	SRC
https://security.gentoo.org/glsa/202305-16	2023-05-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Vim Search vendor "Vim"		Vim Search vendor "Vim" for product "Vim"				< 9.0.0765 Search vendor "Vim" for product "Vim" and version " < 9.0.0765"		-		Affected