CVE Vulnerability

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.

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
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

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:*:*:*:*:*:*:*:*
Information

Published : 2022-08-23 04:15

Updated : 2022-08-27 02:22

NVD link : CVE-2021-3690

Mitre link : CVE-2021-3690

Products Affected

Redhat

Single Sign-on

CWE
CWE-400