vim up to 9.0.764 heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in vim up to 9.0.764. This affects an unknown part. Executing a manipulation can lead to heap-based overflow. The identification of this vulnerability is CVE-2022-3520. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in vim up to 9.0.764 (Word Processing Software) and classified as critical. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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

The weakness was shared 12/02/2022. The advisory is shared for download at huntr.dev. This vulnerability was named CVE-2022-3520 since 10/15/2022. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 9.0.0765 eliminates this vulnerability. Applying the patch 36343ae0fb7247e060abfd35fb8e4337b33abb4b is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2022-2222). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Amazon Linux 2
  • Ubuntu Linux
  • SUSE Linux
  • Open Source vim
  • NetApp ActiveIQ Unified Manager

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector (huntr.dev): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: vim 9.0.0765
Patch: 36343ae0fb7247e060abfd35fb8e4337b33abb4b

Timelineinfo

10/15/2022 🔍
12/02/2022 +48 days 🔍
12/02/2022 +0 days 🔍
01/19/2026 +1144 days 🔍

Sourcesinfo

Product: github.com

Advisory: 36343ae0fb7247e060abfd35fb8e4337b33abb4b
Status: Confirmed

CVE: CVE-2022-3520 (🔍)
GCVE (CVE): GCVE-0-2022-3520
GCVE (VulDB): GCVE-100-214744
CERT Bund: WID-SEC-2022-2222 - vim: Mehrere Schwachstellen

Entryinfo

Created: 12/02/2022 22:34
Updated: 01/19/2026 11:53
Changes: 12/02/2022 22:34 (51), 12/25/2022 16:24 (1), 12/25/2022 16:31 (11), 01/19/2026 11:53 (22)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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