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 has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
Project Subscriptions
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2020-19648 | A vulnerability in the SSL/TLS handler of Cisco 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. 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 has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. |
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
Fri, 01 Aug 2025 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Cisco adaptive Security Appliance Software
|
|
| CPEs | 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:*:*:*:*:*:*:* |
|
| Vendors & Products |
Cisco adaptive Security Appliance Software
|
Mon, 18 Nov 2024 17:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Cisco
Cisco adaptive Security Appliance |
|
| CPEs | cpe:2.3:a:cisco:adaptive_security_appliance:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Cisco
Cisco adaptive Security Appliance |
|
| Metrics |
ssvc
|
Mon, 18 Nov 2024 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A vulnerability in the SSL/TLS handler of Cisco 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. 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 has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. | |
| Title | Cisco Adaptive Security Appliance Software SSL/TLS Denial of Service Vulnerability | |
| Weaknesses | CWE-457 | |
| References |
|
|
| Metrics |
cvssV3_1
|
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2024-11-18T16:25:39.424Z
Reserved: 2020-10-13T00:00:00.000Z
Link: CVE-2020-27124
Updated: 2024-11-18T16:25:28.572Z
Status : Analyzed
Published: 2024-11-18T16:15:06.397
Modified: 2025-08-01T18:43:30.350
Link: CVE-2020-27124
No data.
OpenCVE Enrichment
No data.
EUVD