CVE-2019-1886
Description
A vulnerability in the HTTPS decryption feature of Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to insufficient validation of Secure Sockets Layer (SSL) server certificates. An attacker could exploit this vulnerability by installing a malformed certificate in a web server and sending a request to it through the Cisco WSA. A successful exploit could allow the attacker to cause an unexpected restart of the proxy process on an affected device.
Risk Information
Base Score
8.6
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.825
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Cisco Web Security Appliance HTTPS Certificate Denial of Service Vulnerability For Cisco IronPort Web Security Appliance Software | NCM |
| Improper Certificate Validation Vulnerability (CVE-2019-1886) | NCM |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-1706023 | Security Update for Cisco IronPort Web Security Appliance Software 9.1.2-010 |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234