vim prior 8.2.4956 vim/vim grab_file_name buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

A vulnerability classified as critical was found in vim (Word Processing Software). Affected by this vulnerability is the function grab_file_name of the file vim/vim. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect availability. The summary by CVE is:

Buffer Over-read in function grab_file_name in GitHub repository vim/vim prior to 8.2.4956. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.

The weakness was shared 06/20/2022. The advisory is shared at huntr.dev. This vulnerability is known as CVE-2022-1720 since 05/14/2022. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

Upgrading to version 8.2.4956 eliminates this vulnerability. Applying the patch 395bd1f6d3edc9f7edb5d1f2d7deaf5a9e3ab93c 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.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.6
CNA Vector (huntr.dev): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
ATT&CK: Unknown

Local: No
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 8.2.4956
Patch: 395bd1f6d3edc9f7edb5d1f2d7deaf5a9e3ab93c

Timelineinfo

05/14/2022 🔍
06/20/2022 +37 days 🔍
06/20/2022 +0 days 🔍
06/25/2022 +5 days 🔍

Sourcesinfo

Advisory: 395bd1f6d3edc9f7edb5d1f2d7deaf5a9e3ab93c
Status: Confirmed

CVE: CVE-2022-1720 (🔍)

Entryinfo

Created: 06/20/2022 22:05
Updated: 06/25/2022 08:35
Changes: 06/20/2022 22:05 (52), 06/25/2022 08:34 (1), 06/25/2022 08:35 (1)
Complete: 🔍

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