How severe is CVE-2012-3503?

CVE-2012-3503 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2012-3503 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3503?

CVE-2012-3503 primarily affects Redhat Enterprise Linux Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-3503?

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

When was CVE-2012-3503 published?

CVE-2012-3503 was published on 2012-08-25 and last updated on 2026-06-16.

CVE-2012-3503

CVE-2012-3503 is a critical-severity vulnerability in Redhat Enterprise Linux Server with a CVSS 3.x base score of 9.8. 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-798.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 6.5
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Redhat Enterprise Linux Server
Published: 2012-08-25
Last modified: 2026-06-16

Description

The installation script in Katello 1.0 and earlier does not properly generate the Application.config.secret_token value, which causes each default installation to have the same secret token, and allows remote attackers to authenticate to the CloudForms System Engine web interface as an arbitrary user by creating a cookie using the default secret_token.

Frequently asked questions

What is CVE-2012-3503?: The installation script in Katello 1.0 and earlier does not properly generate the Application.config.secret_token value, which causes each default installation to have the same secret token, and allows remote attackers to authenticate to the CloudForms System Engine web interface as an arbitrary user by creating a cookie using the default secret_token.
How severe is CVE-2012-3503?: CVE-2012-3503 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2012-3503 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3503?: CVE-2012-3503 primarily affects Redhat Enterprise Linux Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3503?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2012-3503 published?: CVE-2012-3503 was published on 2012-08-25 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:theforeman:katello:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*

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