IBM PowerVM Hypervisor FW1010 Hypervisor Call denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in IBM PowerVM Hypervisor FW940, PowerVM Hypervisor FW950 and PowerVM Hypervisor FW1010. Affected by this issue is some unknown functionality of the component Hypervisor Call Handler. Executing a manipulation can lead to denial of service. This vulnerability is handled as CVE-2021-38937. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in IBM PowerVM Hypervisor FW940, PowerVM Hypervisor FW950 and PowerVM Hypervisor FW1010 (version unknown). It has been declared as problematic. This vulnerability affects an unknown function of the component Hypervisor Call Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was released 12/10/2021. The advisory is shared for download at ibm.com. This vulnerability was named CVE-2021-38937 since 08/16/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (210894). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.3
CNA Vector (IBM Corporation): 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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: 🔍

Timelineinfo

08/16/2021 🔍
12/10/2021 +116 days 🔍
12/10/2021 +0 days 🔍
12/15/2021 +5 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-38937 (🔍)
GCVE (CVE): GCVE-0-2021-38937
GCVE (VulDB): GCVE-100-187936
X-Force: 210894

Entryinfo

Created: 12/10/2021 20:40
Updated: 12/15/2021 15:50
Changes: 12/10/2021 20:40 (49), 12/15/2021 15:50 (2)
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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