CVE-2015-4205 Denial of service in n/a
Remote attackers can cause denial of service on Cisco IOS XR devices by sending crafted flow-control frames on the local network.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2015-4205?
CVE-2015-4205 is a medium-severity denial of service vulnerability in Cisco Ios Xr, published on 23 Jun 2015. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Cisco IOS XR 5.3.1 on ASR 9000 devices allows remote attackers to cause a denial of service (NPU chip reset or line-card reload) by sending crafted IEEE 802.3x flow-control PAUSE frames on the local network, aka Bug ID CSCut19959.
Weakness: CWE-399
Which versions are affected by CVE-2015-4205?
It affects 1 product.
Products include Cisco Ios Xr.
How do I fix CVE-2015-4205?
No fix has been published for CVE-2015-4205 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-2015-4205 being exploited?
There is no known exploitation of CVE-2015-4205 in the wild and no public exploit code.
Other vulnerabilities in Cisco Ios Xr
- CVE-2020-3118 Cisco IOS XR Software Discovery Protocol Format String
- CVE-2020-3569 Cisco IOS XR Software DVMRP Memory Exhaustion
- CVE-2020-3566 Cisco IOS XR Software DVMRP Memory Exhaustion
- CVE-2010-3035 Cisco IOS XR Border Gateway Protocol (BGP) Denial-of-Service
- CVE-2022-20821 Cisco IOS XR Open Port
Sources
Also known as GHSA-28x7-5mgh-vp76.