CVE-2014-2139 Denial of service in n/a

Medium 5.0 Published 12 Apr 2014 Updated 6 Aug 2024

Remote attackers can cause a denial of service on Cisco ONS 15454 controller cards via a TCP FIN attack triggering file-descriptor exhaustion.

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-2014-2139?

CVE-2014-2139 is a medium-severity denial of service vulnerability in n/a, published on 12 Apr 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Cisco ONS 15454 controller cards with software 9.6 and earlier allow remote attackers to cause a denial of service (flash write outage) via a TCP FIN attack that triggers file-descriptor exhaustion, aka Bug ID CSCug97315.

Which versions are affected by CVE-2014-2139?

It affects 2 products.

Products include Cisco Cisco Ons 15454 System Software, Cisco Ons 15454.

How do I fix CVE-2014-2139?

No fix has been published for CVE-2014-2139 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-2014-2139 being exploited?

There is no known exploitation of CVE-2014-2139 in the wild and no public exploit code.

Sources

Also known as GHSA-g4jm-cxq9-77g7.