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CVE-2018-0147

Known Exploited (CISA KEV)CRITICAL

9.8

CVSS Severity Score

EPSS Score81.8850%

EPSS Percentile95.05th

PublishedMar 8, 2018

Last ModifiedJan 14, 2026

Vulnerability 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.

Affected Platforms (CPE)

📦

Cisco

Secure Access Control System

= 5.2\(0.3\)

References & Advisories

🔗 http://www.securityfocus.com/bid/103328

🔗 http://www.securitytracker.com/id/1040463

🔗 https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180307-acs2

🔗 http://www.securityfocus.com/bid/103328

🔗 http://www.securitytracker.com/id/1040463

🔗 https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180307-acs2

🔗 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0147

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