A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this vulnerability by requesting a particular CLI command to be run through the web UI. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.
Metrics
No CVSS v4.0
Attack Vector Network
Attack Complexity Low
Privileges Required Low
Scope Changed
Confidentiality Impact None
Integrity Impact None
Availability Impact High
User Interaction None
No CVSS v3.0
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
This CVE is not in the KEV list.
The EPSS score is 0.00786.
Exploitation none
Automatable no
Technical Impact partial
Affected Vendors & Products
| Vendors | Products |
|---|---|
| Cisco |
|
Configuration 1 [-]
|
No data.
No data.
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-21349 | A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this vulnerability by requesting a particular CLI command to be run through the web UI. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Mon, 18 Nov 2024 21:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2024-11-18T20:47:47.863Z
Reserved: 2021-06-15T00:00:00
Link: CVE-2021-34699
Updated: 2024-08-04T00:19:48.092Z
Status : Modified
Published: 2021-09-23T03:15:16.647
Modified: 2024-11-21T06:10:58.563
Link: CVE-2021-34699
No data.
OpenCVE Enrichment
No data.
EUVD