CVE-2020-1758
Last modified
CVE-2020-1758 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. A flaw was found in Keycloak in versions before 10.0.0, where it does not perform the TLS hostname verification while sending emails using the SMTP server. This flaw allows an attacker to perform a man-in-the-middle (MITM) attack.. EPSS estimates a 0.91% chance of exploitation in the next 30 days.
Description
A flaw was found in Keycloak in versions before 10.0.0, where it does not perform the TLS hostname verification while sending emails using the SMTP server. This flaw allows an attacker to perform a man-in-the-middle (MITM) attack.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Keycloak | < 10.0.0 |
| Redhat | Openstack | 10 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758Issue Tracking, Vendor Advisory
- https://issues.redhat.com/browse/KEYCLOAK-13285Permissions Required, Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1758Issue Tracking, Vendor Advisory
- https://issues.redhat.com/browse/KEYCLOAK-13285Permissions Required, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-1758?
How severe is CVE-2020-1758?
How do I fix CVE-2020-1758?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2020
- CVE-2020-1755In Moodle before 3.8.2, 3.7.5, 3.6.9 and 3.5.11, X-Forwarded…5.3
- CVE-2020-17551ImpressCMS 1.4.0 is affected by XSS in modules/system/admin.…4.8
- CVE-2020-1756In Moodle before 3.8.2, 3.7.5, 3.6.9 and 3.5.11, insufficien…7.2
- CVE-2020-17563Path Traversal in FeiFeiCMS v4.0 allows remote attackers to …9.1
- CVE-2020-17564Path Traversal in FeiFeiCMS v4.0 allows remote attackers to …9.1
- CVE-2020-1757A flaw was found in all undertow-2.x.x SP1 versions prior to…8.1
- CVE-2020-1759A vulnerability was found in Red Hat Ceph Storage 4 and Red …6.8
- CVE-2020-1760A flaw was found in the Ceph Object Gateway, where it suppor…6.1
- CVE-2020-1761A flaw was found in the OpenShift web console, where the acc…6.1
- CVE-2020-1762An insufficient JWT validation vulnerability was found in Ki…8.6
- CVE-2020-1763An out-of-bounds buffer read flaw was found in the pluto dae…7.5
- CVE-2020-1764A hard-coded cryptographic key vulnerability in the default …8.6
Are you affected by CVE-2020-1758?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST