Cisco SD-WAN vEdge Arbitrary File Creation Vulnerability (Cisco Cisco Catalyst SD-WAN Manager)

CVE-2020-26071
HIGH 8.4

At a glance

Source
NVD
EPSS
EPSS 0.19 % · percentile 9 ()
State
PUBLISHED
Published
Updated
Assigner
cisco
NVD status
Analyzed

Description

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to create or overwrite arbitrary files on an affected device, which could result in a denial of service (DoS) condition. The vulnerability is due to insufficient input validation for specific commands. An attacker could exploit this vulnerability by including crafted arguments to those specific commands. A successful exploit could allow the attacker to create or overwrite arbitrary files on the affected device, which could result in a DoS condition.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Weaknesses (CWE)

  • CWE-22 — Improper Limitation of a Pathname to a Restricted Directory

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 8.4CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H/RL:X/RC:X/E:Xcisco
CVSS 3.1HIGH 8.4CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:HNVD · psirt@cisco.com (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Cisco · Cisco Catalyst SD-WAN Manageraffected 20.1.12 ; affected 19.2.1 ; affected 18.4.4 ; affected 18.4.5 ; affected 20.1.1.1 ; affected 20.1.1
Cisco · Cisco SD-WAN vContaineraffected 18.4.5 ; affected 20.1.12 ; affected 18.3.6 ; affected 19.2.1 ; affected 19.3.0 ; affected 20.1.1
Cisco · Cisco SD-WAN vEdge Cloudaffected 19.2.1 ; affected 20.1.12 ; affected 18.4.4 ; affected 19.3.0 ; affected 18.3.8 ; affected 19.2.2
Cisco · Cisco SD-WAN vEdge Routeraffected 18.4.303 ; affected 18.3.7 ; affected 19.3.0 ; affected 18.2.0 ; affected 20.1.12 ; affected 19.2.099

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