Improper input validation in Cisco Identity Services Engine

CVE-2018-0211

A vulnerability in specific CLI commands for the Cisco Identity Services Engine could allow an authenticated, local attacker to cause a denial of service (DoS) condition. The device may need to be manually rebooted to recover. The vulnerability is due to lack of proper input validation of the CLI user input for certain CLI commands. An attacker could exploit this vulnerability by authenticating to the device and issuing a crafted, malicious CLI command on the targeted device. A successful exploit could allow the attacker to cause a DoS condition. The attacker must have valid administrative privileges on the device to exploit this vulnerability. Cisco Bug IDs: CSCvf63414, CSCvh51992.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-0211: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

  • Cisco Identity Services Engine — versions 2.2(1.145), 2.2\(1.145\), 2.4(0.247)
  • Cisco Identity Services Engine — versions Cisco Identity Services Engine

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-0211?
CVE-2018-0211 is a medium-severity vulnerability in Cisco Identity Services Engine, classified under Improper Input Validation. CVSS score: 4.4/10. Published 2018-03-08.
How severe is CVE-2018-0211?
Medium severity. CVSS v3 base score is 4.4 out of 10.