CVE-2012-4121 Privilege escalation in n/a

What is CVE-2012-4121?

CVE-2012-4121 is a medium-severity vulnerability in Cisco Nx-Os, published on 14 Oct 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Cisco NX-OS allows local users to gain privileges, and read or modify arbitrary files, via the sed (1) r and (2) w commands, aka Bug IDs CSCts56559, CSCts56565, CSCts56570, and CSCts56574.

Weakness: CWE-264

Which versions are affected by CVE-2012-4121?

It affects 1 product.

Products include Cisco Nx-Os.

How do I fix CVE-2012-4121?

No fix has been published for CVE-2012-4121 yet. Limit exposure of the affected software until one is available.

Is CVE-2012-4121 being exploited?

There is no known exploitation of CVE-2012-4121 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-r8fm-j5xm-43cp.