Is CVE-2024-20437 being actively exploited?

CVE-2024-20437 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2024-20437?

CVE-2024-20437 has a CVSS 3.1 base score of 8.1 (HIGH).

CVE-2024-20437

HIGH · CVSS 8.1EPSS 0.3%EU EUVD

A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an unauthenticated, remote attacker to perform a cross-site request forgery (CSRF) attack and execute commands on the CLI of an affected device. This vulnerability is due to insufficient CSRF protections for the web-based management interface of an affected device. An attacker could exploit this vulnerability by persuading an already authenticated user to follow a crafted link. A successful exploit could allow the attacker to perform arbitrary actions on the affected device with the privileges of the targeted user.

Key facts

CVSS score: 8.1 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
Weakness (CWE): CWE-352
EPSS score: 0.3% (21th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2024-18152)
Published: September 25, 2024
NVD last modified: June 17, 2026
Status: Analyzed

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2024-18152 in the EU Vulnerability Database. Last updated in EUVD on September 25, 2024.

View on the EU Vulnerability Database

Affected products

cisco / ios xe
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and 16 more…

Certified products that may be affected

5 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Cisco Embedded Services 9300 and 3300 Series Switches (ESS9300 & ESS3300) running IOS-XE 17.12 - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-11521-2025 - active
Cisco cEdge Routers running IOS XE 17.12 with SD-WAN 20.12 - Cisco Systems, Inc. - Common Criteria 654-LSS - active
Cisco Catalyst Industrial Ethernet 3100 (IE3100) Rugged Series Switches running IOS-XE 17.12 - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-11490-2024 - archived
Cisco Catalyst Industrial Ethernet 9300 Rugged Series Switches running IOS-XE 17.12 - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-11466-2024 - archived
Cisco Catalyst Industrial Ethernet 3200, 3300, 3400, 3400H (IE3x00) Rugged Series Switches running IOS-XE 17.12 - Cisco Systems, Inc. - Common Criteria CCEVS-VR-VID-11443-2024 - archived

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webui-csrf-ycUYxkKO(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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