CVE-2020-27822

wildfly: Potential Memory leak in Wildfly when using OpenTracing

Severity Score

5.9

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A flaw was found in Wildfly affecting versions 19.0.0.Final, 19.1.0.Final, 20.0.0.Final, 20.0.1.Final, and 21.0.0.Final. When an application uses the OpenTracing API's java-interceptors, there is a possibility of a memory leak. This flaw allows an attacker to impact the availability of the server. The highest threat from this vulnerability is to system availability.

Se encontró un fallo en Wildfly afectando a versiones 19.0.0.Final, 19.1.0.Final, 20.0.0.Final, 20.0.1.Final y 21.0.0.Final. Cuando una aplicación usa los interceptores java de la API OpenTracing, existe la posibilidad de una pérdida de memoria. Este fallo permite a un atacante afectar la disponibilidad del servidor. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema

A flaw was found in Wildfly. When an application uses the OpenTracing API's java-interceptors, there is a possibility of a memory leak. This flaw allows an attacker to impact the availability of the server. The highest threat from this vulnerability is to system availability.

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-10-27 CVE Reserved
2020-12-08 CVE Published
2023-08-23 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-401: Missing Release of Memory after Effective Lifetime

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=1904060	2020-12-14
https://access.redhat.com/security/cve/CVE-2020-27822	2021-02-01
https://issues.redhat.com/browse/WFLY-14094	2021-02-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Redhat Search vendor "Redhat"		Wildfly Search vendor "Redhat" for product "Wildfly"				19.0.0 Search vendor "Redhat" for product "Wildfly" and version "19.0.0"		-		Affected
Redhat Search vendor "Redhat"		Wildfly Search vendor "Redhat" for product "Wildfly"				19.1.0 Search vendor "Redhat" for product "Wildfly" and version "19.1.0"		-		Affected
Redhat Search vendor "Redhat"		Wildfly Search vendor "Redhat" for product "Wildfly"				20.0.0 Search vendor "Redhat" for product "Wildfly" and version "20.0.0"		-		Affected
Redhat Search vendor "Redhat"		Wildfly Search vendor "Redhat" for product "Wildfly"				20.0.1 Search vendor "Redhat" for product "Wildfly" and version "20.0.1"		-		Affected
Redhat Search vendor "Redhat"		Wildfly Search vendor "Redhat" for product "Wildfly"				21.0.0 Search vendor "Redhat" for product "Wildfly" and version "21.0.0"		-		Affected