CVE-2013-3445 Denial of service in n/a
Remote attackers can cause denial of service in Cisco Identity Services Engine by flooding the firewall with malformed IP packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2013-3445?
CVE-2013-3445 is a medium-severity denial of service vulnerability in Cisco Identity Services Engine, published on 26 Jul 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The firewall subsystem in Cisco Identity Services Engine has an incorrect rule for open ports, which allows remote attackers to cause a denial of service (CPU consumption or process crash) via a flood of malformed IP packets, aka Bug ID CSCug94572.
Weakness: CWE-264
Which versions are affected by CVE-2013-3445?
It affects 1 product.
Products include Cisco Identity Services Engine.
How do I fix CVE-2013-3445?
No fix has been published for CVE-2013-3445 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2013-3445 being exploited?
There is no known exploitation of CVE-2013-3445 in the wild and no public exploit code.
Other vulnerabilities in Cisco Identity Services Engine
- CVE-2026-76460 Cisco Identity Services Engine Incorrect Use of Privileged APIs
- CVE-2025-20337 Cisco Identity Services Engine Injection
- CVE-2025-20281 Cisco Identity Services Engine Injection
- CVE-2026-20130 Cisco Identity Services Engine Hardening Release - Improper Neutralization Vulnerabilities
- CVE-2026-20192 Cisco Identity Services Engine Hardening Release - Access Control Vulnerabilities
Sources
Also known as GHSA-m2vh-8vfg-q84w.