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Vulnerability record · CVE-2023-20237 · published 16 August 2023

CVE-2023-20237: Cisco intersight virtual appliance improper access control vulnerability

Cisco · Intersight Virtual Appliance

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.

4.3 CVSS 3.1 Medium EPSS 0.27% · top 80.9% CWE-284 · Improper access controlCWE-77 · Command injection
4.3CVSS 3.1 base score
0.27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-20237), CISA KEV, FIRST EPSS (scores of 2026-11-12). This page is refreshed as NVD updates the record.