Junos OS: Certificate validation is skipped when fetching system scripts from a HTTPS URL (Juniper Networks Junos OS)

CVE-2022-22156
MEDIUM 6.5

En bref

Source
NVD
EPSS
EPSS 0.55 % · centile 46 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
juniper
Statut NVD
Modified

Description

An Improper Certificate Validation weakness in the Juniper Networks Junos OS allows an attacker to perform Person-in-the-Middle (PitM) attacks when a system script is fetched from a remote source at a specified HTTPS URL, which may compromise the integrity and confidentiality of the device. The following command can be executed by an administrator via the CLI to refresh a script from a remote location, which is affected from this vulnerability: >request system scripts refresh-from (commit | event | extension-service | op | snmp) file filename url <https-url> This issue affects: Juniper Networks Junos OS All versions prior to 18.4R2-S9, 18.4R3-S9; 19.1 versions prior to 19.1R2-S3, 19.1R3-S7; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S7; 20.1 versions prior to 20.1R2-S2, 20.1R3; 20.2 versions prior to 20.2R3; 20.3 versions prior to 20.3R2-S1, 20.3R3; 20.4 versions prior to 20.4R2; 21.1 versions prior to 21.1R1-S1, 21.1R2.

Faiblesses (CWE)

  • CWE-358 — Contrôle de sécurité d'un standard mal implémenté
  • CWE-295 — Validation incorrecte de certificat
  • CWE-300 — Canal accessible depuis un tiers (MITM)

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:Njuniper
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:NNVD · sirt@juniper.net (Secondary)
CVSS 3.1HIGH 7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:NNVD · nvd@nist.gov (Primary)
CVSS 2.0MEDIUM 5.8AV:N/AC:M/Au:N/C:P/I:P/A:NNVD · nvd@nist.gov (Primary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Juniper Networks · Junos OSaffected unspecified < 18.4R2-S9, 18.4R3-S9 ; affected 19.1 < 19.1R2-S3, 19.1R3-S7 ; affected 19.2 < 19.2R1-S7, 19.2R3-S3 ; affected 19.3 < 19.3R3-S4 ; affected 19.4 < 19.4R3-S7 ; affected 20.1 < 20.1R2-S2, 20.1R3

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