How severe is CVE-2024-20466?

CVE-2024-20466 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-20466 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-20466?

CVE-2024-20466 primarily affects Cisco Identity Services Engine. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-20466?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-20466 have an EU (EUVD) identifier?

Yes. CVE-2024-20466 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18181.

When was CVE-2024-20466 published?

CVE-2024-20466 was published on 2024-08-21 and last updated on 2026-06-17.

CVE-2024-20466

CVE-2024-20466 is a medium-severity vulnerability in Cisco Identity Services Engine with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-266.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-18181
Weakness: CWE-266
Affected product: Cisco Identity Services Engine
Published: 2024-08-21
Last modified: 2026-06-17

Description

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to obtain sensitive information from an affected device. This vulnerability is due to improper enforcement of administrative privilege levels for high-value sensitive data. An attacker with read-only Administrator privileges for the web-based management interface on an affected device could exploit this vulnerability by browsing to a page that contains sensitive data. A successful exploit could allow the attacker to collect sensitive information regarding the configuration of the system.

Frequently asked questions

What is CVE-2024-20466?: A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to obtain sensitive information from an affected device. This vulnerability is due to improper enforcement of administrative privilege levels for high-value sensitive data. An attacker with read-only Administrator privileges for the web-based management interface on an affected device could exploit this vulnerability by browsing to a page that contains sensitive data. A successful exploit could allow the attacker to collect sensitive information regarding the configuration of the system.
How severe is CVE-2024-20466?: CVE-2024-20466 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-20466 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-20466?: CVE-2024-20466 primarily affects Cisco Identity Services Engine. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-20466?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-20466 have an EU (EUVD) identifier?: Yes. CVE-2024-20466 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18181.
When was CVE-2024-20466 published?: CVE-2024-20466 was published on 2024-08-21 and last updated on 2026-06-17.

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-info-exp-vdF8Jbyk

Affected products (18)

cpe:2.3:a:cisco:identity_services_engine:*:*:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:-:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch1:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch2:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch3:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch4:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch5:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch6:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch7:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch8:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.1.0:patch9:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.2.0:-:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.2.0:patch1:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.2.0:patch2:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.2.0:patch3:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.2.0:patch4:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.3.0:-:*:*:*:*:*:*
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch1:*:*:*:*:*:*

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