VDB-164176 · CVE-2020-25689 · EUVD-2022-3316

WildFly up to 21.0.0.Final Connection resource consumption

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in WildFly up to 21.0.0.Final. Affected by this issue is some unknown functionality of the component Connection Handler. Executing a manipulation can lead to resource consumption. This vulnerability is handled as CVE-2020-25689. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in WildFly up to 21.0.0.Final (Application Server Software). It has been declared as problematic. This vulnerability affects an unknown code block of the component Connection Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability.

The weakness was released 11/03/2020. The advisory is shared for download at bugzilla.redhat.com. This vulnerability was named CVE-2020-25689. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

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 EUVD (EUVD-2022-3316). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Application Server Software

Name

WildFly

Version

21.0.0.Final

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/16/2020 🔍
11/03/2020 +48 days 🔍
11/03/2020 +0 days 🔍
05/20/2026 +2024 days 🔍

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-25689 (🔍)
GCVE (CVE): GCVE-0-2020-25689
GCVE (VulDB): GCVE-100-164176
EUVD: 🔍

Entryinfo

Created: 11/03/2020 07:41
Updated: 05/20/2026 13:28
Changes: 11/03/2020 07:41 (36), 12/01/2020 09:03 (3), 12/01/2020 09:07 (19), 05/20/2026 13:28 (15)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.