Products
Cisco IOS XR Software
Source
ykramarz@cisco.com
Tags
CVE-2024-20343 details
Last Modified : Sept. 11, 2024, 5:15 p.m.
Description
A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to read any file in the file system of the underlying Linux operating system. The attacker must have valid credentials on the affected device. This vulnerability is due to incorrect validation of the arguments that are passed to a specific CLI command. An attacker could exploit this vulnerability by logging in to an affected device with low-privileged credentials and using the affected command. A successful exploit could allow the attacker access files in read-only mode on the Linux file system.
CVSS Score
| 1 | 2 | 3 | 4 | 5.5 | 6 | 7 | 8 | 9 | 10 |
|---|
Weakness
| Weakness | Name | Description |
|---|---|---|
| CWE-284 | Improper Access Control | The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. |
CVSS Data
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Base Score
5.5
Exploitability Score
1.8
Impact Score
3.6
Base Severity
MEDIUM
Vector String : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
References
| URL | Source |
|---|---|
| https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-shellutil-HCb278wD | ykramarz@cisco.com |