CVE-2016-1436 Denial of service in n/a
Remote attackers can cause a denial of service on Cisco ASR 5000 devices by sending crafted GTPv1 packets, restarting the Session Manager process.
- 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-2016-1436?
CVE-2016-1436 is a high-severity denial of service vulnerability in n/a, published on 23 Jun 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR 5000 Packet Data Network Gateway devices before 19.4 allows remote attackers to cause a denial of service (Session Manager process restart) via a crafted GTPv1 packet, aka Bug ID CSCuz46198.
Weakness: CWE-119
Which versions are affected by CVE-2016-1436?
It affects 1 product.
Products include Cisco Asr 5000 Software.
How do I fix CVE-2016-1436?
No fix has been published for CVE-2016-1436 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-2016-1436 being exploited?
There is no known exploitation of CVE-2016-1436 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2017-6729 Denial of service in Cisco StarOS
- CVE-2016-6455 Denial of service in Cisco StarOS 18.x through 21.x
- CVE-2017-6773 Command injection in StarOS for ASR 5000 Series Aggregated Services Routers
- CVE-2017-6775 Privilege escalation in StarOS for ASR 5000 Series Aggregated Services Routers
- CVE-2017-6774 Path traversal in StarOS for ASR 5000 Series Aggregated Services Routers
Sources
Also known as GHSA-gc2j-fg67-x42m.