CVE-2019-1748 HIGH

CVE-2019-1748: Cisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation Vulnerability

Vendor Cisco
Product Cisco IOS and IOS XE Software
Weakness CWE-295
Published March 27, 2019
Last update September 17, 2024

CVSS base score

7.4/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

What the vulnerability does

01Description

A vulnerability in the Cisco Network Plug-and-Play (PnP) agent of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data. The vulnerability exists because the affected software insufficiently validates certificates. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt and modify confidential information on user connections to the affected software.

Key dates

02Disclosure timeline

March 27, 2019 CVE published
September 17, 2024 Record updated