CVE-2011-4006
What it is
The ESMTP inspection feature on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.2 through 8.5 allows remote attackers to cause a denial of service (CPU consumption) via an unspecified closing sequence, aka Bug ID CSCtt32565.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 1.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.3% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 1.3% · EPSS, next 30 days
- Weakness
- CWE-20 · Improper input validation
- Record status
- Modified
Affected
- Cisco Adaptive Security Appliance Software 8.2\(1\)
- Cisco Adaptive Security Appliance Software 8.2\(2\)
- Cisco Adaptive Security Appliance Software 8.2\(3\)
- Cisco Adaptive Security Appliance Software 8.2\(3.9\)
- Cisco Adaptive Security Appliance Software 8.2\(4\)
- Cisco Adaptive Security Appliance Software 8.2\(4.1\)
- Cisco Adaptive Security Appliance Software 8.2\(4.4\)
- Cisco Adaptive Security Appliance Software 8.2\(5\)
Attack profile CVSS 2.0 · 7.8
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Complete
Raw vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
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-2011-4006.md and follow it. Check whether this project is affected by CVE-2011-4006. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
