What’s Vulnerable › Vulnerabilities

CVE-2014-3651

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-12-29 · updated 2026-06-17
• Weakness: CWE-400

Description

JBoss KeyCloak before 1.0.3.Final allows remote attackers to cause a denial of service (resource consumption) via a large value in the size parameter to auth/qrcode, related to QR code generation.

Affected products

• Keycloak: before 1.0.3 — fixed in 1.0.3

How to fix

Upgrade to a fixed version: Keycloak 1.0.3. Check the vendor advisory for mitigations.

References

• https://bugzilla.redhat.com/show_bug.cgi?id=1144278
• https://issues.jboss.org/browse/KEYCLOAK-699
• https://bugzilla.redhat.com/show_bug.cgi?id=1144278
• https://issues.jboss.org/browse/KEYCLOAK-699

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