CVE-2025-20314

Katalog CVE

CVSS 6.7 · Medium EPSS 0,16%

Kerentanan Improper Handling of Undefined Values. Skor CVSS 3.1 6.7 (Medium) menurut cisco.com.

Deskripsi (NVD)

A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker with level-15 privileges or an unauthenticated attacker with physical access to an affected device to execute persistent code at boot time and break the chain of trust. This vulnerability is due to improper validation of software packages. An attacker could exploit this vulnerability by placing a crafted file into a specific location on an affected device. A successful exploit could allow the attacker to execute persistent code on the underlying operating system. Because this vulnerability allows an attacker to bypass a major security feature of a device, Cisco has raised the Security Impact Rating (SIR) of this advisory from Medium to High.

Rincian

Terbit di NVD

24 September 2025

Terakhir diubah

26 September 2026

Status NVD

Deferred

CVSS 3.1

6.7 (Medium), sumber cisco.com
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-232: Improper Handling of Undefined Values

EPSS (30 hari)

0,16% peluang dieksploitasi; lebih tinggi dari 4,2% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secboot-UqFD8AvC