Vulnerability Monitor

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CVE-2021-1436

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.

Published

2021-03-24T20:15:14.820

Last Modified

2024-11-21T05:44:21.590

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.4 (MEDIUM)

CVSSv2 Vector

AV:L/AC:M/Au:N/C:C/I:N/A:N

  • Access Vector: LOCAL
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

3.4

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-22
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco ios_xe 3.15.1xbs Yes
Operating System cisco ios_xe 3.15.2xbs Yes
Operating System cisco ios_xe 16.11.1 Yes
Operating System cisco ios_xe 16.11.1a Yes
Operating System cisco ios_xe 16.11.1b Yes
Operating System cisco ios_xe 16.11.1c Yes
Operating System cisco ios_xe 16.11.1s Yes
Operating System cisco ios_xe 16.11.2 Yes
Operating System cisco ios_xe 16.12.1 Yes
Operating System cisco ios_xe 16.12.1a Yes
Operating System cisco ios_xe 16.12.1c Yes
Operating System cisco ios_xe 16.12.1s Yes
Operating System cisco ios_xe 16.12.1t Yes
Operating System cisco ios_xe 16.12.1w Yes
Operating System cisco ios_xe 16.12.1x Yes
Operating System cisco ios_xe 16.12.1y Yes
Operating System cisco ios_xe 16.12.1z Yes
Operating System cisco ios_xe 16.12.1za Yes
Operating System cisco ios_xe 16.12.2 Yes
Operating System cisco ios_xe 16.12.2a Yes
Operating System cisco ios_xe 16.12.2s Yes
Operating System cisco ios_xe 16.12.2t Yes
Operating System cisco ios_xe 16.12.3 Yes
Operating System cisco ios_xe 16.12.3a Yes
Operating System cisco ios_xe 16.12.3s Yes
Operating System cisco ios_xe 16.12.4 Yes
Operating System cisco ios_xe 16.12.4a Yes
Operating System cisco ios_xe 17.1.1 Yes
Operating System cisco ios_xe 17.1.1a Yes
Operating System cisco ios_xe 17.1.1s Yes
Operating System cisco ios_xe 17.1.1t Yes
Operating System cisco ios_xe 17.1.2 Yes
Operating System cisco ios_xe 17.2.1 Yes
Operating System cisco ios_xe 17.2.1a Yes
Operating System cisco ios_xe 17.2.1r Yes
Operating System cisco ios_xe 17.2.1v Yes
Operating System cisco ios_xe 17.2.2 Yes
References