CVE-2026-20128

Description

A vulnerability in the Data Collection Agent (DCA) feature of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to gain DCA user privileges on an affected system.This vulnerability is due to the presence of a credential file for the DCA user on an affected system. An attacker could exploit this vulnerability by sending a crafted HTTP request and reading the file that contains the DCA password from that affected system. A successful exploit could allow the attacker to access another affected system and gain DCA user privileges.Note: Cisco Catalyst SD-WAN Manager releases 20.18 and later are not affected by this vulnerability.

Risk Information

Base Score

7.5

MODERATE

Vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS Score

Exploitation Probability

0.012

Associated Vulnerability

Vulnerability	OS Platform
Storing Passwords in a Recoverable Format Vulnerability (CVE-2026-20128)	NCM

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234