CVE-2024-20537

CVE-2024-20537 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-863.

Key facts

Description

A vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, remote attacker to bypass the authorization mechanisms for specific administrative functions. This vulnerability is due to a lack of server-side validation of Administrator permissions. An attacker could exploit this vulnerability by submitting a crafted HTTP request to an affected system. A successful exploit could allow the attacker to conduct administrative functions beyond their intended access level. To exploit this vulnerability, an attacker would need Read-Only Administrator credentials.

Frequently asked questions

What is CVE-2024-20537?
A vulnerability in the web-based management interface of Cisco ISE could allow an authenticated, remote attacker to bypass the authorization mechanisms for specific administrative functions. This vulnerability is due to a lack of server-side validation of Administrator permissions. An attacker could exploit this vulnerability by submitting a crafted HTTP request to an affected system. A successful exploit could allow the attacker to conduct administrative functions beyond their intended access level. To exploit this vulnerability, an attacker would need Read-Only Administrator credentials.
How severe is CVE-2024-20537?
CVE-2024-20537 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 none, integrity high, and availability none.
Is CVE-2024-20537 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-2024-20537?
CVE-2024-20537 primarily affects Cisco Identity Services Engine. In total, 29 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-20537?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-20537 have an EU (EUVD) identifier?
Yes. CVE-2024-20537 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-18252.
When was CVE-2024-20537 published?
CVE-2024-20537 was published on 2024-11-06 and last updated on 2026-06-17.

References

Affected products (29)

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