CVE-2012-3063

What it is

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.

At a glance

Exploitability

Can be exploited over the network with a login. High risk of data exposure, data tampering, service disruption.

Exploit odds

1.0% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2012-06-20 20:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:42 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.0% in the next 30 days (EPSS).
• Severity: 7.1 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2012-06-20 20:55 UTC

Last modified

2026-06-16 23:42 UTC

Exploit probability

1.0% · EPSS, next 30 days

Weakness

CWE-362 · Race condition

Record status

Modified

Affected

• Cisco Application Control Engine Software ≤ a4\(2.0\)
• Cisco Application Control Engine Software a1\(7\)
• Cisco Application Control Engine Software a1\(7a\)
• Cisco Application Control Engine Software a1\(7b\)
• Cisco Application Control Engine Software a1\(8\)
• Cisco Application Control Engine Software a1\(8a\)
• Cisco Application Control Engine Software a3\(1.0\)
• Cisco Application Control Engine Software a3\(2.1\)

Attack profile CVSS 2.0 · 7.1

Attack vector

Network

Complexity

High

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2012-3063.md and follow it. Check whether this project is affected by CVE-2012-3063. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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