VULNERABILITY INTELLIGENCE

CVE-2018-0147

CVSS score9.8 CRITICAL
EPSS probability18.21%
CISA KEVKnown exploited vulnerability
Published2018-03-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Known Exploited Vulnerability

Cisco Secure Access Control System Java Deserialization Vulnerability

Vendor / product: Cisco / Secure Access Control System (ACS)

Description

A vulnerability in Java deserialization used by Cisco Secure Access Control System (ACS) prior to release 5.8 patch 9 could allow an unauthenticated, remote attacker to execute arbitrary commands on an affected device. The vulnerability is due to insecure deserialization of user-supplied content by the affected software. An attacker could exploit this vulnerability by sending a crafted serialized Java object. An exploit could allow the attacker to execute arbitrary commands on the device with root privileges. Cisco Bug IDs: CSCvh25988.

Weakness classification

  • CWE-20: Improper Input Validation
  • CWE-502: Deserialization of Untrusted Data

Primary references