How severe is CVE-2013-4120?

CVE-2013-4120 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2013-4120 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4120?

CVE-2013-4120 affects Theforeman Katello. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-4120?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2013-4120 published?

CVE-2013-4120 was published on 2019-12-10 and last updated on 2026-06-16.

CVE-2013-4120

CVE-2013-4120 is a high-severity vulnerability in Theforeman Katello with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Theforeman Katello
Published: 2019-12-10
Last modified: 2026-06-16

Description

Katello has a Denial of Service vulnerability in API OAuth authentication

Frequently asked questions

What is CVE-2013-4120?: Katello has a Denial of Service vulnerability in API OAuth authentication
How severe is CVE-2013-4120?: CVE-2013-4120 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2013-4120 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4120?: CVE-2013-4120 affects Theforeman Katello. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-4120?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-4120 published?: CVE-2013-4120 was published on 2019-12-10 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:theforeman:katello:-:*:*:*:*:*:*:*

More vulnerabilities in Theforeman Katello

CVE-2012-3503 — Critical (CVSS 9.8): The installation script in Katello 1.0 and earlier does not properly generate the Application.config.secret_token…
CVE-2016-9595 — High (CVSS 7.3): A flaw was found in katello-debug before 3.4.0 where certain scripts and log files used insecure temporary files. A…
CVE-2013-2143 — Medium (CVSS 6.5): The users controller in Katello 1.5.0-14 and earlier, and Red Hat Satellite, does not check authorization for the…
CVE-2013-0283 — Medium (CVSS 5.4): Katello: Username in Notification page has cross site scripting
CVE-2013-2101 — Medium (CVSS 5.4): Katello has multiple XSS issues in various entities
CVE-2018-16887 — Medium (CVSS 5.4): A cross-site scripting (XSS) flaw was found in the katello component of Satellite. An attacker with privilege to…

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