SonicWall SonicOS

CVE-2021-20046
HIGH 8.8

En bref

Source
NVD
EPSS
EPSS 2.00 % · centile 81 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
sonicwall
Statut NVD
Modified

Description

A Stack-based buffer overflow in the SonicOS HTTP Content-Length response header allows a remote authenticated attacker to cause Denial of Service (DoS) and potentially results in code execution in the firewall. This vulnerability affected SonicOS Gen 5, Gen 6 and Gen 7 firmware versions.

Faiblesses (CWE)

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

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)
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
SonicWall · SonicOSaffected 7.0.1-R146 and earlier ; affected 7.0.1-5023-1349 and earlier ; affected 7.0.1-5018-R1715 and earlier ; affected 6.5.4.8-89n and earlier ; affected 6.5.1.13-1n and earlier ; affected 6.0.5.3-94o and earlier

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