RCE in Cisco Nx-os Software
CVE-2024-20399
A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated user in possession of Administrator credentials to execute arbitrary commands as root on the underlying operating system of an affected device. This vulnera…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.008 (73.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Cisco Nx-os Software — versions 8.2(5), 7.3(6)N1(1a), 7.3(5)D1(1)
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2024-20399?
- CVE-2024-20399 is a medium-severity vulnerability in Cisco Nx-os Software, classified under OS Command Injection. CVSS score: 6.0/10. Published 2024-07-01.
- How severe is CVE-2024-20399?
- Medium severity. CVSS v3 base score is 6.0 out of 10.
- Is CVE-2024-20399 known to be exploited?
- Yes. CVE-2024-20399 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-07-02), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.