Undertow WebSocket PONG Message resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Undertow. This affects an unknown function of the component WebSocket PONG Message Handler. This manipulation causes resource consumption. This vulnerability is handled as CVE-2021-3690. There is not any exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Undertow (affected version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component WebSocket PONG Message 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 summary by CVE is:

A flaw was found in Undertow. A buffer leak on the incoming WebSocket PONG message may lead to memory exhaustion. This flaw allows an attacker to cause a denial of service. The highest threat from this vulnerability is availability.

The weakness was released 08/24/2022 as c7e84a0b7efced38506d7d1dfea5902366973877. The advisory is shared at github.com. This vulnerability is known as CVE-2021-3690 since 08/09/2021. Neither technical details nor an exploit are publicly available.

Applying the patch c7e84a0b7efced38506d7d1dfea5902366973877 is able to eliminate this problem. The bugfix is ready for download at github.com.

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

Productinfo

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: c7e84a0b7efced38506d7d1dfea5902366973877

Timelineinfo

08/09/2021 🔍
08/24/2022 +380 days 🔍
08/24/2022 +0 days 🔍
08/24/2022 +0 days 🔍

Sourcesinfo

Advisory: c7e84a0b7efced38506d7d1dfea5902366973877
Status: Confirmed

CVE: CVE-2021-3690 (🔍)
GCVE (CVE): GCVE-0-2021-3690
GCVE (VulDB): GCVE-100-207061

Entryinfo

Created: 08/24/2022 09:12
Changes: 08/24/2022 09:12 (40)
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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