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CVE-2020-3440

Cisco Webex Meetings Desktop App for Windows Arbitrary File Overwrite Vulnerability

Published: Aug 26, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-22
6.5MEDIUM
NVD MITRE
EPSS Score
2.6%
Top 16.0%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-22

Affected Products

Cisco Systems Inc.
commercial·USaka Cisco, cisco systems
Cisco Webex Meetings
Networking Infrastructure
Cisco Webex Meetings Desktop App
Networking Infrastructure
webex meetings
Networking Infrastructure

Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-desktop-app-OVSfpVMj
tools.cisco.com
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-desktop-app-OVSfpVMj
tools.cisco.com
https://nvd.nist.gov/vuln/detail/CVE-2020-3440
nvd.nist.gov

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