CVE-2018-15398

Cisco Adaptive Security Appliance Access Control List Bypass Vulnerability

Published Oct 5, 2018 CVSS 3.0 · 4.0 Medium EPSS 1.9% KEV · Not listed
Description
A vulnerability in the per-user-override feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass an access control list (ACL) that is configured for an interface of an affected device. The vulnerability is due to errors that could occur when the affected software constructs and applies per-user-override rules. An attacker could exploit this vulnerability by connecting to a network through an affected device that has a vulnerable configuration. A successful exploit could allow the attacker to access resources that are behind the affected device and would typically be protected by the interface ACL.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2018-7276 A vulnerability in the per-user-override feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass an access control list (ACL) that is configured for an interface of an affected device. The vulnerability is due to errors that could occur when the affected software constructs and applies per-user-override rules. An attacker could exploit this vulnerability by connecting to a network through an affected device that has a vulnerable configuration. A successful exploit could allow the attacker to access resources that are behind the affected device and would typically be protected by the interface ACL.
History
Type Values Removed Values Added
First Time appeared Cisco secure Firewall Threat Defense
CPEs cpe:2.3:a:cisco:firepower_threat_defense:6.2.0:*:*:*:*:*:*:* cpe:2.3:a:cisco:secure_firewall_threat_defense:6.2.0:*:*:*:*:*:*:*
Vendors & Products Cisco firepower Threat Defense
Cisco secure Firewall Threat Defense
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
cisco
Published
Updated
Nov 26, 2024, 2:32 PM
Reserved
Aug 17, 2018, 12:00 AM
Status
Modified
Published
Oct 5, 2018, 2:29 PM
Modified
Aug 11, 2026, 7:33 PM