CVE-2021-3690

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.

CVSS v3.0 7.5 HIGH

7.5^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://issues.redhat.com/browse/UNDERTOW-1935	Exploit Issue Tracking Mitigation Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1991299	Issue Tracking Vendor Advisory
https://access.redhat.com/security/cve/CVE-2021-3690	Vendor Advisory
https://github.com/undertow-io/undertow/commit/c7e84a0b7efced38506d7d1dfea5902366973877	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:redhat:single_sign-on:-::::text-only:::
	cpe:2.3:a:redhat:jboss_enterprise_application_platform:-::::text-only:::
	cpe:2.3:a:redhat:openshift_application_runtimes:-::::text-only:::
	cpe:2.3:a:redhat:integration_camel_k:-:::::::*
	cpe:2.3:a:redhat:integration_camel_quarkus:-:::::::*
	cpe:2.3:a:redhat:fuse:1.0:::::::*
	cpe:2.3:a:redhat:undertow::::::::
	cpe:2.3:a:redhat:undertow::::::::

Configuration 2 (hide)

AND

cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.3:*:*:*:*:*:*:*

OR	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:6.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*

Configuration 3 (hide)

AND

cpe:2.3:a:redhat:jboss_enterprise_application_platform:7.4:*:*:*:*:*:*:*

OR	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*

Information

Published : 2022-08-23 09:15

Updated : 2022-08-26 19:22

NVD link : CVE-2021-3690

Mitre link : CVE-2021-3690

JSON object : View

CWE

CWE-400

Uncontrolled Resource Consumption

Products Affected

redhat

undertow
enterprise_linux
jboss_enterprise_application_platform
fuse
single_sign-on
openshift_application_runtimes
integration_camel_k
integration_camel_quarkus

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7.5 /10