CVE-2019-1742

What it is

A vulnerability in the web UI of Cisco IOS XE Software could allow an unauthenticated, remote attacker to access sensitive configuration information. The vulnerability is due to improper access control to files within the web UI. An attacker could exploit this vulnerability by sending a malicious request to an affected device. A successful exploit could allow the attacker to gain access to sensitive configuration information.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

2.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2019-03-28 00:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 02:29 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 2.2% in the next 30 days (EPSS).
• Severity: 5.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2019-03-28 00:29 UTC

Last modified

2026-06-17 02:29 UTC

Exploit probability

2.2% · EPSS, next 30 days

Weakness

CWE-16

Record status

Modified

Affected

• Cisco iOS Xe 3.2.0ja
• Cisco iOS Xe 16.3.1
• Cisco iOS Xe 16.3.1a
• Cisco iOS Xe 16.3.2
• Cisco iOS Xe 16.3.3
• Cisco iOS Xe 16.3.4
• Cisco iOS Xe 16.3.5
• Cisco iOS Xe 16.3.5b

Attack profile CVSS 3.1 · 5.3

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2019-1742.md and follow it. Check whether this project is affected by CVE-2019-1742. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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