CVE-2020-3474: Cisco IOS XE Software Web Management Framework Vulnerabilities

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-09-24 · updated 2026-06-17
Weakness: CWE-20

Description

Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to gain unauthorized read access to sensitive data or cause the web management software to hang or crash, resulting in a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

Affected products

Cisco IOS XE: all versions

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-webui-multi-vfTkk7yr
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-webui-multi-vfTkk7yr

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