Microsoft Windows up to Server 2022 23H2 Hyper-V integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Microsoft Windows 11 21H2/11 22H2/11 23H2/Server 2022/Server 2022 23H2. The impacted element is an unknown function of the component Hyper-V. This manipulation causes integer overflow. This vulnerability is handled as CVE-2024-38080. It is possible to launch the attack on the local host. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows 11 21H2/11 22H2/11 23H2/Server 2022/Server 2022 23H2. It has been declared as critical. Affected by this vulnerability is some unknown processing of the component Hyper-V. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 07/09/2024 as confirmed security update guide (Website). It is possible to read the advisory at msrc.microsoft.com. This vulnerability is known as CVE-2024-38080. The exploitation appears to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/09/2024).

It is declared as attacked. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 07/09/2024 with a due date of 07/30/2024:

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Zero-Day.cz (896). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 7.8
Vendor Vector (Microsoft): 🔍

CNA Base Score: 7.8
CNA Vector (Microsoft): 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Zero-Day.cz: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

07/09/2024 🔍
07/09/2024 +0 days 🔍
07/09/2024 +0 days 🔍
09/09/2024 +62 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2024-38080 (🔍)
GCVE (CVE): GCVE-0-2024-38080
GCVE (VulDB): GCVE-100-270871
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/09/2024 20:39
Updated: 09/09/2024 22:30
Changes: 07/09/2024 20:39 (34), 07/09/2024 20:43 (35), 07/09/2024 23:55 (10), 07/10/2024 07:38 (9), 07/10/2024 21:00 (10), 09/09/2024 22:30 (2)
Complete: 🔍
Cache ID: 216::103

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

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