CVE-2024-20494

CWE-12874 documents4 sources
Severity
8.6HIGH
EPSS
0.4%
top 36.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 23

Description

A vulnerability in the TLS cryptography functionality of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to improper data validation during the TLS 1.3 handshake. An attacker could exploit this vulnerability by sending a crafted TLS 1.3 packet to an affected system through a TLS 1

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:HExploitability: 3.9 | Impact: 4.0

Affected Packages4 packages

🔴Vulnerability Details

2
GHSA
GHSA-rmpg-3w9x-w6pr: A vulnerability in the TLS cryptography functionality of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Sof2024-10-23
CVEList
CVE-2024-20494: A vulnerability in the TLS cryptography functionality of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Sof2024-10-23

📋Vendor Advisories

1
Cisco
Cisco Adaptive Security Appliance and Firepower Threat Defense Software TLS Denial of Service Vulnerability2024-10-23
CVE-2024-20494 (HIGH CVSS 8.6) | A vulnerability in the TLS cryptogr | cvebase.io