vim up to 9.0.1375 heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in vim up to 9.0.1375. It has been classified as critical. Affected by this issue is some unknown functionality. The manipulation leads to heap-based overflow. This vulnerability is documented as CVE-2023-1170. The attack needs to be performed locally. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in vim up to 9.0.1375 (Word Processing Software). This issue affects an unknown code block. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to 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(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.1376.

The weakness was released 03/04/2023. It is possible to read the advisory at huntr.dev. The identification of this vulnerability is CVE-2023-1170 since 03/03/2023. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 226422 (Linux Distros Unpatched Vulnerability : CVE-2023-1170), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 9.0.1376 eliminates this vulnerability. Applying the patch 1c73b65229c25e3c1fd8824ba958f7cc4d604f9c 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 databases at Tenable (226422) and EUVD (EUVD-2023-23452). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.2

VulDB Base Score: 4.8
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.6
NVD Vector: 🔍

CNA Base Score: 7.3
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: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 226422
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2023-1170

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: vim 9.0.1376
Patch: 1c73b65229c25e3c1fd8824ba958f7cc4d604f9c

Timelineinfo

03/03/2023 🔍
03/04/2023 +1 days 🔍
03/04/2023 +0 days 🔍
08/11/2025 +891 days 🔍

Sourcesinfo

Product: github.com

Advisory: 1c73b65229c25e3c1fd8824ba958f7cc4d604f9c
Status: Confirmed

CVE: CVE-2023-1170 (🔍)
GCVE (CVE): GCVE-0-2023-1170
GCVE (VulDB): GCVE-100-222311
EUVD: 🔍

Entryinfo

Created: 03/04/2023 09:59
Updated: 08/11/2025 05:00
Changes: 03/04/2023 09:59 (51), 03/31/2023 10:41 (1), 03/31/2023 10:48 (12), 03/06/2025 00:35 (17), 08/11/2025 05:00 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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