CVE-2014-3308 Denial of service in n/a
Remote attackers can cause denial of service on Cisco ASR 9000 devices by sending crafted packets due to missing CPU policers.
- 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-2014-3308?
CVE-2014-3308 is a medium-severity denial of service vulnerability in Cisco Ios Xr, published on 7 Jul 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Cisco IOS XR on Trident line cards in ASR 9000 devices lacks a static punt policer, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted packets, aka Bug ID CSCun83985.
Weakness: CWE-20
Which versions are affected by CVE-2014-3308?
It affects 8 products.
Products include Cisco Asr 9000 Rsp440 Router, Cisco Asr 9001, Cisco Asr 9006, Cisco Asr 9010, Cisco Asr 9904, Cisco Asr 9912 and 2 more.
How do I fix CVE-2014-3308?
No fix has been published for CVE-2014-3308 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-2014-3308 being exploited?
There is no known exploitation of CVE-2014-3308 in the wild and no public exploit code.
Other vulnerabilities in Cisco Ios Xr
Sources
Also known as GHSA-vgpx-v6r4-8p42.