H2 Database org.h2.util.JdbcUtils.getConnection deserialization

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in H2 Database and classified as critical. The affected element is the function org.h2.util.JdbcUtils.getConnection. Executing a manipulation can lead to deserialization. The identification of this vulnerability is CVE-2021-42392. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in H2 Database (the affected version is unknown). It has been declared as critical. This vulnerability affects the function org.h2.util.JdbcUtils.getConnection. The manipulation with an unknown input leads to a deserialization vulnerability. The CWE definition for the vulnerability is CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 01/10/2022 as GHSA-h376-j262-vhq6. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-42392 since 10/14/2021. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 216679 (RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.3.12 (RHSA-2025:1747)), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (216679). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
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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Nessus ID: 216679
Nessus Name: RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.3.12 (RHSA-2025:1747)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/14/2021 🔍
01/10/2022 +88 days 🔍
01/10/2022 +0 days 🔍
02/26/2025 +1143 days 🔍

Sourcesinfo

Advisory: GHSA-h376-j262-vhq6
Status: Confirmed

CVE: CVE-2021-42392 (🔍)
GCVE (CVE): GCVE-0-2021-42392
GCVE (VulDB): GCVE-100-189844

Entryinfo

Created: 01/10/2022 16:56
Updated: 02/26/2025 02:11
Changes: 01/10/2022 16:56 (36), 01/12/2022 08:25 (1), 02/26/2025 02:11 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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