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CVE-2021-1423

CVE information

Published

3 years ago

Last Modified

4 months ago

CVSSv2.0 Severity

Low

CVSSv3.1 Severity

Medium

Impact Analysis

Description

A vulnerability in the implementation of a CLI command in Cisco Aironet Access Points (AP) could allow an authenticated, local attacker to overwrite files in the flash memory of the device. This vulnerability is due to insufficient input validation for a specific command. An attacker could exploit this vulnerability by issuing a command with crafted arguments. A successful exploit could allow the attacker to overwrite or create files with data that is already present in other files that are hosted on the affected device..

CVSSv2.0 Score

Severity
Low
Base Score
2.1/10
Exploit Score
3.9/10
Access Vector
Local
Access Complexity
Low
Authentication Required
None
Impact Score
2.9/10
Confidentiality Impact
None
Availability Impact
None
Integrity Impact
Partial

CVSSv3.1 Score

Severity
Medium
Base Score
4.4/10
Exploit Score
0.8/10
Access Vector
Local
Access Complexity
Low
Privileges Required
High
Impact Score
3.6/10
Confidentiality Impact
None
Availability Impact
None
Integrity Impact
High
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:a:cisco:aironet_access_point_software:-:*:*:*:*:*:*:
  Yes
-
cpe:2.3:h:cisco:1100_integrated_services_router:-:*:*:*:*:*:
  No
-
cpe:2.3:h:cisco:aironet_1540:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:cisco:aironet_1560:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:cisco:aironet_1800:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:cisco:aironet_2800:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:cisco:aironet_3800:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:cisco:aironet_4800:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:cisco:catalyst_9100:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:cisco:catalyst_iw6300:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:cisco:esw6300:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:o:cisco:catalyst_9800_firmware:*:*:*:*:*:*:*:*
  Yes
- 16.12.5
cpe:2.3:o:cisco:catalyst_9800_firmware:*:*:*:*:*:*:*:*
  Yes
17.1 -
cpe:2.3:h:cisco:catalyst_9800:-:*:*:*:*:*:*:*
  No
-