Oracle VM VirtualBox Core information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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3.7$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Oracle VM VirtualBox. This impacts an unknown function of the component Core. This manipulation causes information disclosure. This vulnerability is handled as CVE-2023-21988. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Oracle VM VirtualBox (Virtualization Software) (the affected version is unknown) and classified as problematic. Affected by this vulnerability is an unknown code of the component Core. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.

The weakness was released 04/18/2023 as Oracle Critical Patch Update Advisory - April 2023. The advisory is shared at oracle.com. This vulnerability is known as CVE-2023-21988. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 253229 (Linux Distros Unpatched Vulnerability : CVE-2023-21988), which helps to determine the existence of the flaw in a target environment.

A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (253229). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 3.8
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 3.8
CNA Vector (Oracle): 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 253229
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2023-21988

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

Timelineinfo

12/17/2022 🔍
04/18/2023 +121 days 🔍
04/18/2023 +0 days 🔍
04/18/2023 +0 days 🔍
08/24/2025 +859 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2023
Status: Confirmed

CVE: CVE-2023-21988 (🔍)
GCVE (CVE): GCVE-0-2023-21988
GCVE (VulDB): GCVE-100-226741

Entryinfo

Created: 04/18/2023 23:18
Updated: 08/24/2025 12:59
Changes: 04/18/2023 23:18 (38), 05/13/2023 13:03 (2), 05/13/2023 13:10 (10), 05/13/2023 13:17 (1), 08/24/2025 12:59 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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