CVEvulnerability
CVE-2021-1436
4.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-03-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
- CVSS 3.1 ([email protected])
- 4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 4.7 MEDIUM — AV:L/AC:M/Au:N/C:C/I:N/A:N
- Weaknesses
- CWE-22
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.
Affected configurations
• cisco ios xe 3.15.1xbs
• cisco ios xe 3.15.2xbs
• cisco ios xe 16.11.1
• cisco ios xe 16.11.1a
• cisco ios xe 16.11.1b
• cisco ios xe 16.11.1c
• cisco ios xe 16.11.1s
• cisco ios xe 16.11.2
• cisco ios xe 16.12.1
• cisco ios xe 16.12.1a
• cisco ios xe 16.12.1c
• cisco ios xe 16.12.1s
• cisco ios xe 16.12.1t
• cisco ios xe 16.12.1w
• cisco ios xe 16.12.1x
• cisco ios xe 16.12.1y
• cisco ios xe 16.12.1z
• cisco ios xe 16.12.1za
• cisco ios xe 16.12.2
• cisco ios xe 16.12.2a
• cisco ios xe 16.12.2s
• cisco ios xe 16.12.2t
• cisco ios xe 16.12.3
• cisco ios xe 16.12.3a
• cisco ios xe 16.12.3s
• cisco ios xe 16.12.4
• cisco ios xe 16.12.4a
• cisco ios xe 17.1.1
• cisco ios xe 17.1.1a
• cisco ios xe 17.1.1s
• cisco ios xe 17.1.1t
• cisco ios xe 17.1.2
• cisco ios xe 17.2.1
• cisco ios xe 17.2.1a
• cisco ios xe 17.2.1r
• cisco ios xe 17.2.1v
• cisco ios xe 17.2.2
Related
Weakness · CWE (1)
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness