CVE-2021-40123: Cisco Identity Services Engine File Download Vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-10-21 · updated 2026-06-17
Weakness: CWE-266

Description

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker with administrative read-only privileges to download files that should be restricted. This vulnerability is due to incorrect permissions settings on an affected device. An attacker could exploit this vulnerability by sending a crafted HTTP request to the device. A successful exploit could allow the attacker to download files that should be restricted.

Affected products

Cisco Identity Services Engine: through 2.6; 2.6.0, 2.6.0-patch1, 2.6.0-patch2, 2.6.0-patch3, 2.6.0-patch5, 2.6.0-patch6 (+17)

References

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