CVE-2010-4688

What it is

Unspecified vulnerability in the SIP inspection feature on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software before 8.3(2) allows remote attackers to cause a denial of service (device crash) by making many SIP calls, aka Bug ID CSCte20030.

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

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2011-01-07 23:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:25 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: none linked yet, which raises it.

Details

Published

2011-01-07 23:00 UTC

Last modified

2026-06-16 23:25 UTC

Exploit probability

2.5% · EPSS, next 30 days

Record status

Modified

Affected

• Cisco Adaptive Security Appliance Software ≤ 8.3\(1\)
• Cisco Adaptive Security Appliance Software 7.0
• Cisco Adaptive Security Appliance Software 7.0\(0\)
• Cisco Adaptive Security Appliance Software 7.0\(2\)
• Cisco Adaptive Security Appliance Software 7.0\(4\)
• Cisco Adaptive Security Appliance Software 7.0\(5\)
• Cisco Adaptive Security Appliance Software 7.0\(5.2\)
• Cisco Adaptive Security Appliance Software 7.0\(6.7\)

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?

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

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