OS Command Injection in multiple Cisco Products

1) OS Command Injection

EUVDB-ID: #VU59955

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-20655

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary shell commands on the target system.

The vulnerability exists due to insufficient validation of a process argument on an affected device. A local user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Carrier Packet Transport (CPT) System: All versions

Cisco IOS XE SD-WAN: before 17.2.1r

Cisco SD-WAN vSmart Software: before 20.1.1

Cisco SD-WAN vEdge Routers: before 20.1.1

Cisco SD-WAN vBond Orchestrator: before 20.1.1

Virtual Topology System: before 2.6.5

Cisco Network Services Orchestrator (NSO): before 5.2

Ultra Gateway Platform: before 6.15.0

Cisco SD-WAN vManage: before 20.1.1

Cisco IOS XR: before 7.1.1

Enterprise NFV Infrastructure Software: before 3.12.1

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cli-cmdinj-4MttWZPB

Q & A

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.