cvedb.io
CVE-2025-20248
MEDIUM · CVSS 6
EPSS exploitation probability: 0%
Published 2025-09-10T16:15:36.117 · Last modified 2026-06-17T08:41:11.317

Summary

A vulnerability in the installation process of Cisco IOS XR Software could allow an authenticated, local attacker to bypass Cisco IOS XR Software image signature verification and load unsigned software on an affected device. To exploit this vulnerability, the attacker must have root-system privileges on the affected device. This vulnerability is due to incomplete validation of files during the installation of an .iso file. An attacker could exploit this vulnerability by modifying contents of the .iso image and then installing and activating it on the device. A successful exploit could allow the attacker to load an unsigned file as part of the image activation process.

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.