CVE-2020-27124

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

18/11/2024

Last modified:

01/08/2025

Description

A vulnerability in the SSL/TLS handler of Cisco&nbsp;Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause the affected device to reload unexpectedly, leading to a denial of service (DoS) condition.<br /> The vulnerability is due to improper error handling on established SSL/TLS connections. An attacker could exploit this vulnerability by establishing an SSL/TLS connection with the affected device and then sending a malicious SSL/TLS message within that connection. A successful exploit could allow the attacker to cause the device to reload.Cisco&nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.60 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

8.60

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:cisco:adaptive_security_appliance_software:9.13.1.12:::::::*
cpe:2.3:o:cisco:adaptive_security_appliance_software:9.13.1.13:::::::*
cpe:2.3:o:cisco:adaptive_security_appliance_software:9.14.1.10:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2020-27124

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools