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CVE-2021-1436

Cisco IOS XE SD-WAN Software Path Traversal Vulnerability

Published: Mar 24, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-22
NVD MITRE
4.4CVSSMEDIUM
EPSS Score
0.3%
Top 77.2%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

Description

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to conduct path traversal attacks and obtain read access to sensitive files on an affected system. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted request to an affected system. A successful exploit could allow the attacker to view arbitrary files on the affected system.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:UC:NI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-22

Affected Products

ios xecisco
On-premFirmware
Networking Infrastructure / router-switch
Cisco IOS XE SoftwareCiscoNetworking Infrastructure
Cisco IOS XE SD-WANCisco Systems Inc.Networking Infrastructure
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.
cisco systems inc.commercialUSNetworking Infrastructureaka cisco systems, cisco

Attack Graph

Products CVE Techniques Tactics

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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

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-sdwpathtrav-nsrue2Mt
tools.cisco.com

Timeline

Published
Mar 24, 2021
Last Updated
Nov 21, 2024

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