WildFly up to 19.x deserialization

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in WildFly up to 19.x. Affected by this issue is some unknown functionality. The manipulation results in deserialization. This vulnerability is reported as CVE-2020-10740. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in WildFly up to 19.x (Application Server Software). It has been classified as problematic. Affected is an unknown code block. The manipulation with an unknown input leads to a deserialization vulnerability. CWE is classifying the issue as CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A vulnerability was found in Wildfly in versions before 20.0.0.Final, where a remote deserialization attack is possible in the Enterprise Application Beans(EJB) due to lack of validation/filtering capabilities in wildfly.

The weakness was disclosed 06/22/2020 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2020-10740 since 03/20/2020. The exploitability is told to be difficult. It is possible to launch the attack remotely. Additional levels of successful authentication are required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 240506 (RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.1.11 on RHEL 7 (RHSA-2025:9582)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 20.0.0.Final eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (240506). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.1
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.6
NVD Vector: 🔍

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: 240506
Nessus Name: RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.1.11 on RHEL 7 (RHSA-2025:9582)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WildFly 20.0.0.Final

Timelineinfo

03/20/2020 🔍
06/22/2020 +94 days 🔍
06/23/2020 +1 days 🔍
06/26/2025 +1829 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-10740 (🔍)
GCVE (CVE): GCVE-0-2020-10740
GCVE (VulDB): GCVE-100-157092

Entryinfo

Created: 06/23/2020 08:20
Updated: 06/26/2025 18:52
Changes: 06/23/2020 08:20 (38), 06/23/2020 08:25 (12), 10/26/2020 11:47 (1), 10/26/2020 11:53 (1), 06/26/2025 18:52 (19)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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