CVE-2021-1436: Cisco IOS XE SD-WAN Software Path Traversal Vulnerability
First published: Wed Mar 24 2021(Updated: )
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.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 |
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Reference Links
- collector/nvd-index
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/last-modified-date
- agent/author
- agent/severity
- agent/weakness
- agent/title
- agent/tags
- agent/description
- agent/first-publish-date
- agent/event
- vendor/cisco
- canonical/cisco ios xe
- version/cisco ios xe/3.15.1xbs
- version/cisco ios xe/3.15.2xbs
- version/cisco ios xe/16.11.1
- version/cisco ios xe/16.11.1a
- version/cisco ios xe/16.11.1b
- version/cisco ios xe/16.11.1c
- version/cisco ios xe/16.11.1s
- version/cisco ios xe/16.11.2
- version/cisco ios xe/16.12.1
- version/cisco ios xe/16.12.1a
- version/cisco ios xe/16.12.1c
- version/cisco ios xe/16.12.1s
- version/cisco ios xe/16.12.1t
- version/cisco ios xe/16.12.1w
- version/cisco ios xe/16.12.1x
- version/cisco ios xe/16.12.1y
- version/cisco ios xe/16.12.1z
- version/cisco ios xe/16.12.1za
- version/cisco ios xe/16.12.2
- version/cisco ios xe/16.12.2a
- version/cisco ios xe/16.12.2s
- version/cisco ios xe/16.12.2t
- version/cisco ios xe/16.12.3
- version/cisco ios xe/16.12.3a
- version/cisco ios xe/16.12.3s
- version/cisco ios xe/16.12.4
- version/cisco ios xe/16.12.4a
- version/cisco ios xe/17.1.1
- version/cisco ios xe/17.1.1a
- version/cisco ios xe/17.1.1s
- version/cisco ios xe/17.1.1t
- version/cisco ios xe/17.1.2
- version/cisco ios xe/17.2.1
- version/cisco ios xe/17.2.1a
- version/cisco ios xe/17.2.1r
- version/cisco ios xe/17.2.1v
- version/cisco ios xe/17.2.2