What’s Vulnerable › Vulnerabilities

CVE-2023-20237

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-16 · updated 2026-06-17
• Weakness: CWE-284

Description

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.

Affected products

• Cisco Intersight Virtual Appliance: before 1.0.9-589 — fixed in 1.0.9-589

How to fix

Upgrade to a fixed version: Cisco Intersight Virtual Appliance 1.0.9-589. Check the vendor advisory for mitigations.

References

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-intersight-forward-C45ncgqb
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-intersight-forward-C45ncgqb

Get alerted when CVE-2023-20237 or the next vulnerability affects your stack