Lantronix

CVE-2021-21890
CRITICAL 9.1

En bref

Source
NVD
EPSS
EPSS 3.09 % · centile 88 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
talos
Statut NVD
Modified

Description

A stack-based buffer overflow vulnerability exists in the Web Manager FsBrowseClean functionality of Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU). A specially crafted HTTP request can lead to remote code execution in the vulnerable portion of the branch (deletedir). An attacker can make an authenticated HTTP request to trigger this vulnerability.

Faiblesses (CWE)

  • CWE-121 — Débordement de tampon sur la pile
  • CWE-787 — Écriture hors limites

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.0CRITICAL 9.1CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:Htalos
CVSS 3.1CRITICAL 9.1CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)
CVSS 3.0CRITICAL 9.1CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HNVD · talos-cna@cisco.com (Secondary)
CVSS 2.0MEDIUM 6.5AV:N/AC:L/Au:S/C:P/I:P/A:PNVD · nvd@nist.gov (Primary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Lantronixaffected Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU)

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
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