⚠ Actively exploited

Added to CISA KEV on 2022-03-25. Federal agencies required to patch by 2022-04-15. Required action: Apply updates per vendor instructions..

CVE-2018-0147

CWE-20 — Improper Input Validation CWE-502 — Deserialization of Untrusted Data6 documents6 sources

Severity

9.8CRITICAL

EPSS

4.0%

top 11.65%

CISA KEV

KEV

Added 2022-03-25

Due 2022-04-15

Exploit

Exploited in wild

Active exploitation observed

Affected products

Cisco Secure Access Control System

Timeline

PublishedMar 8

KEV addedMar 25

KEV dueApr 15

Latest updateMay 13

CISA Required Action: Apply updates per vendor instructions.

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 ro…

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5cisco_secure_access_control_systemCisco Secure Access Control System

▶NVDcisco/secure_access_control_system5.2\(0.3\)

🔴Vulnerability Details

GHSA

GHSA-2ccw-7gjg-m467: A vulnerability in Java deserialization used by Cisco Secure Access Control System (ACS) prior to release 5↗2022-05-13

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CVEList

CVE-2018-0147: A vulnerability in Java deserialization used by Cisco Secure Access Control System (ACS) prior to release 5↗2018-03-08

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VulnCheck

Cisco Secure Access Control System Java Deserialization Vulnerability↗2018

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📋Vendor Advisories

CISA

Cisco Secure Access Control System Java Deserialization Vulnerability↗2022-03-25

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Cisco

Cisco Secure Access Control System Java Deserialization Vulnerability↗2018-03-08

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