CVE-2018-15464 Cisco ASR 900 Series Aggregation Services Router Software Denial of Service Vulnerability
Unauthenticated remote attackers can cause partial denial of service on Cisco ASR 900 routers by sending large streams of broadcast 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-2018-15464?
CVE-2018-15464 is a medium-severity denial of service vulnerability in Cisco ASR 900 Series Aggregation Services Routers, published on 11 Jan 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability in Cisco 900 Series Aggregation Services Router (ASR) software could allow an unauthenticated, remote attacker to cause a partial denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient handling of certain broadcast packets ingress to the device. An attacker could exploit this vulnerability by sending large streams of broadcast packets to an affected device. If successful, an exploit could allow an attacker to impact services running on the device, resulting in a partial DoS condition.
Weakness: CWE-400
Which versions are affected by CVE-2018-15464?
It affects 1 product.
Products include Cisco Asr 900 Series Software.
How do I fix CVE-2018-15464?
No fix has been published for CVE-2018-15464 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-2018-15464 being exploited?
There is no known exploitation of CVE-2018-15464 in the wild and no public exploit code.
Sources
Also known as GHSA-jc4f-w7g4-mhxv.