CVE-2018-0231 — Improper Input Validation in Cisco Firepower Threat Defense

CWE-20 — Improper Input ValidationCWE-787 — Out-of-bounds Write4 documents4 sources
Severity
8.6HIGHNVD
EPSS
0.5%
top 34.47%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Cisco Firepower Threat DefenseCisco Adaptive Security Appliance Software
Timeline
PublishedApr 19
Latest updateMay 13

Description

A vulnerability in the Transport Layer Security (TLS) library of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a reload of the affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a malicious TLS message to an interface enabled for Secure Lay…

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:HExploitability: 3.9 | Impact: 4.0

Affected Packages2 packages

▶NVDcisco/adaptive_security_appliance_software9.8\(1\), 98.1\(1.154\)+1
▶NVDcisco/firepower_threat_defense6.0 — 6.1.0.6+1

🔴Vulnerability Details

2
GHSA
GHSA-wq2j-24r5-rxj2: A vulnerability in the Transport Layer Security (TLS) library of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (↗2022-05-13
▶
CVEList
CVE-2018-0231: A vulnerability in the Transport Layer Security (TLS) library of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (↗2018-04-19
▶

📋Vendor Advisories

1
Cisco
Cisco Adaptive Security Appliance TLS Denial of Service Vulnerability↗2018-04-18
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CVE-2018-0231 — Improper Input Validation in Cisco | cvebase