CVE-2011-1643

What it is

Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x, 7.x before 7.1(5b)su4, 8.0, and 8.5 before 8.5(1)su2 and Cisco Unified Presence Server 6.x, 7.x, 8.0, and 8.5 before 8.5xnr allow remote attackers to read database data by connecting to a query interface through an SSL session, aka Bug IDs CSCti81574, CSCto63060, CSCto72183, and CSCto73833.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

1.9% chance of exploitation in the next 30 days (EPSS).

Fix

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

Timeline

1. 2011-08-29 15:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:29 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 1.9% in the next 30 days (EPSS).
• Severity: 10.0 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2011-08-29 15:55 UTC

Last modified

2026-06-16 23:29 UTC

Exploit probability

1.9% · EPSS, next 30 days

Weakness

CWE-200 · Information exposure

Record status

Modified

Affected

• Cisco Unified Communications Manager 6.0
• Cisco Unified Communications Manager 6.1\(1\)
• Cisco Unified Communications Manager 6.1\(1a\)
• Cisco Unified Communications Manager 6.1\(1b\)
• Cisco Unified Communications Manager 6.1\(2\)
• Cisco Unified Communications Manager 6.1\(2\)su1
• Cisco Unified Communications Manager 6.1\(2\)su1a
• Cisco Unified Communications Manager 6.1\(3\)

Attack profile CVSS 2.0 · 10.0

Attack vector

Network

Complexity

Low

Authentication

None

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-2011-1643.md and follow it. Check whether this project is affected by CVE-2011-1643. 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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