RCE in Cisco Nx-Os Software
CVE-2019-1726
A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to access internal services that should be restricted on an affected device, such as the NX-API. The vulnerability is due to insufficient validation of arguments passed to a certain CLI command. An attacker could exploit this vulnerability by including malicious input as the argument to the affected command. A successful exploit could allow the attacker to bypass intended restrictions and access internal services of the device. An attacker would need valid device credentials to exploit this vulnerability.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (32.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Cisco Nx-Os Software — versions unspecified, unspecified, unspecified
- Cisco Mds 9000
- Cisco Mds 9100
- Cisco Mds 9200
- Cisco Mds 9500
- Cisco Mds 9700
- Cisco Nexus 3000
- Cisco Nexus 3100
- Cisco Nexus 3100v
- Cisco Nexus 3100-Z
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515… (vendor-advisory, Vendor Advisory)
- www.securityfocus.com/bid/108409 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2019-1726?
- CVE-2019-1726 is a high-severity vulnerability in Cisco Nx-Os Software, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2019-05-15.
- How severe is CVE-2019-1726?
- High severity. CVSS v3 base score is 7.8 out of 10.