CVE-2023-20237

What it is

A vulnerability in Cisco Intersight Virtual Appliance could allow an unauthenticated, adjacent attacker to access internal HTTP services that are otherwise inaccessible. This vulnerability is due to insufficient restrictions on internally accessible http proxies. An attacker could exploit this vulnerability by submitting a crafted CLI command. A successful exploit could allow the attacker access to internal subnets beyond the sphere of their intended access level.

At a glance

Exploitability

Can be exploited from the same network segment without logging in. Limited direct impact.

Exploit odds

0.3% chance of exploitation in the next 30 days (EPSS).

Fix

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

Timeline

1. 2023-08-16 22:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 05:29 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.3% in the next 30 days (EPSS).
• Severity: 4.3 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2023-08-16 22:15 UTC

Last modified

2026-06-17 05:29 UTC

Exploit probability

0.3% · EPSS, next 30 days

Weakness

CWE-284 · Improper access control

Record status

Modified

Affected

• Cisco Intersight Virtual Appliance < 1.0.9-589

Attack profile CVSS 3.1 · 4.3

Attack vector

Adjacent network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

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-2023-20237.md and follow it. Check whether this project is affected by CVE-2023-20237. 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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