vim 8.2.2348 ex_buffer_all null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in vim 8.2.2348. The impacted element is the function ex_buffer_all. Such manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2021-3236. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability was found in vim 8.2.2348 (Word Processing Software) and classified as problematic. Affected by this issue is the function ex_buffer_all. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. CVE summarizes:

vim 8.2.2348 is affected by null pointer dereference, allows local attackers to cause a denial of service (DoS) via the ex_buffer_all method.

The weakness was disclosed 08/11/2023 as 7674. The advisory is available at github.com. This vulnerability is handled as CVE-2021-3236 since 01/22/2021. Technical details are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/22/2021 🔍
08/11/2023 +930 days 🔍
08/11/2023 +0 days 🔍
09/08/2023 +28 days 🔍

Sourcesinfo

Product: github.com

Advisory: 7674
Status: Confirmed

CVE: CVE-2021-3236 (🔍)
GCVE (CVE): GCVE-0-2021-3236
GCVE (VulDB): GCVE-100-237002

Entryinfo

Created: 08/11/2023 18:03
Updated: 09/08/2023 11:53
Changes: 08/11/2023 18:03 (39), 09/08/2023 11:53 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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