CVE-2020-3476

Cisco IOS XE Software Arbitrary File Overwrite Vulnerability

En bref

Sévérité
MEDIUM 4.4
EPSS
EPSS 0.27 % · centile 19 (2026-10-27)
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
cisco
Statut NVD
Modified

Description

A vulnerability in the CLI implementation of a specific command of Cisco IOS XE Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying host file system. The vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system.

Scores

VersionScoreVecteurÉvalué par
CVSS 3.0MEDIUM 4.4CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:Ncisco
CVSS 3.1MEDIUM 6.0CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:HNVD · nvd@nist.gov (Primary)
CVSS 3.0MEDIUM 4.4CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:NNVD · psirt@cisco.com (Secondary)
CVSS 2.0LOW 3.6AV:L/AC:L/Au:N/C:N/I:P/A:PNVD · nvd@nist.gov (Primary)

Faiblesses (CWE)

Références européennes

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Cisco · Cisco IOS XE Softwareaffected n/a

Références

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD