CVE-2012-0367

What it is

Cisco Unity Connection before 7.1.5b(Su5), 8.0 and 8.5 before 8.5.1(Su3), and 8.6 before 8.6.2 allows remote attackers to cause a denial of service (services crash) via a series of crafted TCP segments, aka Bug ID CSCtq67899.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of service disruption.

Exploit odds

2.5% chance of exploitation in the next 30 days (EPSS).

Fix

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

Timeline

1. 2012-03-01 01:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:37 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 2.5% in the next 30 days (EPSS).
• Severity: 7.8 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2012-03-01 01:55 UTC

Last modified

2026-06-16 23:37 UTC

Exploit probability

2.5% · EPSS, next 30 days

Weakness

CWE-399

Record status

Modified

Affected

• Cisco Unity Connection ≤ 7.1\(5b\)su4
• Cisco Unity Connection 1.1
• Cisco Unity Connection 1.1\(1\)
• Cisco Unity Connection 1.1\(1\)_es1
• Cisco Unity Connection 1.1\(1\)_es12
• Cisco Unity Connection 1.1\(1\)_sr1
• Cisco Unity Connection 1.2
• Cisco Unity Connection 1.2\(1\)

Attack profile CVSS 2.0 · 7.8

Attack vector

Network

Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

Is it in your code?

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