CVE-2015-4195 Denial of service in n/a
Remote authenticated users can cause a denial of service in Cisco IOS XR by sending a crafted disconnect action during an SSH session.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2015-4195?
CVE-2015-4195 is a medium-severity denial of service vulnerability in Cisco Ios Xr, published on 19 Jun 2015. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Cisco IOS XR 5.1.1.K9SEC allows remote authenticated users to cause a denial of service (vty error, and SSH and TELNET outage) via a crafted disconnect action within an SSH session, aka Bug ID CSCul63127.
Weakness: CWE-399
Which versions are affected by CVE-2015-4195?
It affects 1 product.
Products include Cisco Ios Xr.
How do I fix CVE-2015-4195?
No fix has been published for CVE-2015-4195 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-2015-4195 being exploited?
There is no known exploitation of CVE-2015-4195 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-3cv5-693m-8vg4.