Cisco NX-OS Software Bash Shell Privilege Escalation Vulnerability (Cisco Nexus 3000 Series Switches)

CVE-2019-1596
HIGH 7.8

En bref

Source
NVD
EPSS
EPSS 0.33 % · centile 27 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
cisco
Statut NVD
Modified

Description

A vulnerability in the Bash shell implementation for Cisco NX-OS Software could allow an authenticated, local attacker to escalate their privilege level to root. The attacker must authenticate with valid user credentials. The vulnerability is due to incorrect permissions of a system executable. An attacker could exploit this vulnerability by authenticating to the device and entering a crafted command at the Bash prompt. A successful exploit could allow the attacker to escalate their privilege level to root. Nexus 3000 Series Switches are affected in versions prior to 7.0(3)I7(4). Nexus 3500 Platform Switches are affected in versions prior to 7.0(3)I7(4). Nexus 3600 Platform Switches are affected in versions prior to 7.0(3)F3(5). Nexus 9000 Series Switches in Standalone NX-OS Mode are affected in versions prior to 7.0(3)I7(4). Nexus 9500 R-Series Line Cards and Fabric Modules are affected in versions prior to 7.0(3)F3(5).

Faiblesses (CWE)

  • CWE-264
  • CWE-732 — Attribution de permissions incorrecte sur une ressource critique

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.0HIGH 7.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hcisco
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)
CVSS 3.0HIGH 7.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · psirt@cisco.com (Secondary)
CVSS 2.0HIGH 7.2AV:L/AC:L/Au:N/C:C/I:C/A:CNVD · nvd@nist.gov (Primary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Cisco · Nexus 3000 Series Switchesaffected unspecified < 7.0(3)I7(4)
Cisco · Nexus 3500 Platform Switchesaffected unspecified < 7.0(3)I7(4)
Cisco · Nexus 3600 Platform Switchesaffected unspecified < 7.0(3)F3(5)
Cisco · Nexus 9000 Series Switches in Standalone NX-OS Modeaffected unspecified < 7.0(3)I7(4)
Cisco · Nexus 9500 R-Series Line Cards and Fabric Modulesaffected unspecified < 7.0(3)F3(5)

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