Vulnerability identifier: #VU97200
Vulnerability risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-78
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Cisco IOS XR
Operating systems & Components /
Operating system
Vendor: Cisco Systems, Inc
Description
The vulnerability allows a local user to escalate privileges on the device.
The vulnerability exists due to improper validation of user arguments that are passed to specific CLI commands. A local user can use a specially crafted command to escalate privileges on the device.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Cisco IOS XR: 24.1 - 24.1.1, 7.8 - 7.8.2, 7.7.0 - 7.7.21, 7.11 - 7.11.2, 7.10 - 7.10.2, 7.9 - 7.9.21, 7.6.0 - 7.6.3, 7.5.0 - 7.5.4, 7.3 - 7.3.15, 7.4 - 7.4.2, 7.1 - 7.1.25, 7.0 - 7.0.90, 7.2.0 - 7.2.12
External links
http://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxr-priv-esc-CrG5vhCq
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCwj25248
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.