Cisco Webex Meetings Desktop App for Windows Arbitrary File Overwrite Vulnerability (Cisco Cisco Webex Meetings)

CVE-2020-3440
MEDIUM 6.5

At a glance

Source
NVD
EPSS
EPSS 2.62 % · percentile 85 ()
State
PUBLISHED
Published
Updated
Assigner
cisco
NVD status
Modified

Description

A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an unauthenticated, remote attacker to overwrite arbitrary files on an end-user system. The vulnerability is due to improper validation of URL parameters that are sent from a website to the affected application. An attacker could exploit this vulnerability by persuading a user to follow a URL to a website that is designed to submit crafted input to the affected application. A successful exploit could allow the attacker to overwrite arbitrary files on the affected system, possibly corrupting or deleting critical system files.

Weaknesses (CWE)

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

References

Scores

VersionScoreVectorScored by
CVSS 3.0MEDIUM 6.5CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:Ncisco
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NNVD · nvd@nist.gov (Primary)
CVSS 3.0MEDIUM 6.5CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NNVD · psirt@cisco.com (Secondary)
CVSS 2.0MEDIUM 4.3AV:N/AC:M/Au:N/C:N/I:P/A:NNVD · nvd@nist.gov (Primary)

European references

Affected configurations (NVD CPE)

Affected products

ProductVersions
Cisco · Cisco Webex Meetingsaffected n/a

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
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