CVE-2015-4197 Denial of service in n/a

What is CVE-2015-4197?

CVE-2015-4197 is a medium-severity denial of service vulnerability in Cisco Nx-Os, published on 20 Jun 2015. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Cisco NX-OS 5.2(5) on Nexus 7000 devices allows remote attackers to cause a denial of service (device crash) by sending a malformed LLDP packet on the local network, aka Bug ID CSCud89415.

Weakness: CWE-20

Which versions are affected by CVE-2015-4197?

It affects 1 product.

Products include Cisco Nx-Os.

How do I fix CVE-2015-4197?

No fix has been published for CVE-2015-4197 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-2015-4197 being exploited?

There is no known exploitation of CVE-2015-4197 in the wild and no public exploit code.

Other vulnerabilities in Cisco Nx-Os

• CVE-2024-20399 Cisco NX-OS Command Injection Exploited Medium 6.0
• CVE-2021-1361 Cisco NX-OS Software Unauthenticated Arbitrary File Actions Vulnerability Critical 9.8
• CVE-2018-0301 Memory corruption in Cisco NX-OS unknown Critical 9.8
• CVE-2016-1453 Memory corruption in n/a Critical 9.8
• CVE-2016-1341 Hardcoded credentials in n/a Critical 9.8

All Cisco Nx-Os vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-2g6h-x254-rxr5.