CVE-2021-4142
MEDIUMCVSS 5.5/10EPSS 0.17%
Last modified
CVE-2021-4142 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. The Candlepin component of Red Hat Satellite was affected by an improper authentication flaw. Few factors could allow an attacker to use the SCA (simple content access) certificate for authentication with Candlepin.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.
Description
The Candlepin component of Red Hat Satellite was affected by an improper authentication flaw. Few factors could allow an attacker to use the SCA (simple content access) certificate for authentication with Candlepin.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Candlepinproject | Candlepin | >= 3.1.0, <= 3.1.28-2 |
| Candlepinproject | Candlepin | >= 3.2.0, <= 3.2.21-1 |
| Candlepinproject | Candlepin | >= 4.1.0, <= 4.1.8-1 |
References
- https://access.redhat.com/security/cve/CVE-2021-4142Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2034346Issue Tracking, Vendor Advisory
- https://github.com/candlepin/candlepin/pull/3197Patch, Third Party Advisory
- https://github.com/candlepin/candlepin/pull/3198Third Party Advisory
- https://github.com/candlepin/candlepin/pull/3199Patch, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-4142Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2034346Issue Tracking, Vendor Advisory
- https://github.com/candlepin/candlepin/pull/3197Patch, Third Party Advisory
- https://github.com/candlepin/candlepin/pull/3198Third Party Advisory
- https://github.com/candlepin/candlepin/pull/3199Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-4142?
The Candlepin component of Red Hat Satellite was affected by an improper authentication flaw. Few factors could allow an attacker to use the SCA (simple content access) certificate for authentication with Candlepin.
How severe is CVE-2021-4142?
CVE-2021-4142 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2021-4142?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- 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.
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