How severe is CVE-2012-3063?

CVE-2012-3063 has a CVSS 2.0 base score of 7.1, rated high severity.

Is CVE-2012-3063 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3063?

CVE-2012-3063 primarily affects Cisco Application Control Engine Software. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-3063?

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-2012-3063 published?

CVE-2012-3063 was published on 2012-06-20 and last updated on 2026-06-16.

CVE-2012-3063

CVE-2012-3063 is a high-severity vulnerability in Cisco Application Control Engine Software with a CVSS 2.0 base score of 7.1. 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-362.

Key facts

Severity: High (CVSS 2.0 base score 7.1)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-362
Affected product: Cisco Application Control Engine Software
Published: 2012-06-20
Last modified: 2026-06-16

Description

Cisco Application Control Engine (ACE) before A4(2.3) and A5 before A5(1.1), when multicontext mode is enabled, does not properly share a management IP address among multiple contexts, which allows remote authenticated administrators to bypass intended access restrictions in opportunistic circumstances, and read or modify configuration settings, via a login attempt to a context, aka Bug ID CSCts30631, a different vulnerability than CVE-2012-3058.

Frequently asked questions

What is CVE-2012-3063?: Cisco Application Control Engine (ACE) before A4(2.3) and A5 before A5(1.1), when multicontext mode is enabled, does not properly share a management IP address among multiple contexts, which allows remote authenticated administrators to bypass intended access restrictions in opportunistic circumstances, and read or modify configuration settings, via a login attempt to a context, aka Bug ID CSCts30631, a different vulnerability than CVE-2012-3058.
How severe is CVE-2012-3063?: CVE-2012-3063 has a CVSS 2.0 base score of 7.1, rated high severity.
Is CVE-2012-3063 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3063?: CVE-2012-3063 primarily affects Cisco Application Control Engine Software. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3063?: 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-2012-3063 published?: CVE-2012-3063 was published on 2012-06-20 and last updated on 2026-06-16.

References

Affected products (19)

cpe:2.3:a:cisco:application_control_engine_software:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a1\(7\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a1\(7a\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a1\(7b\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a1\(8\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a1\(8a\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a3\(1.0\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a3\(2.1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a3\(2.2\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a3\(2.3\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a3\(2.4\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a3\(2.5\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a3\(2.6\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a3\(2.7\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a4\(1.0\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a4\(1.1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a4\(2.1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a4\(2.2\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:application_control_engine_software:a5\(1.0\):*:*:*:*:*:*:*

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