Cisco SD-WAN Arbitrary File Deletion Vulnerability

published 2022-09-30 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-26100

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 11%
public exploits: 0; none known

A vulnerability in the CLI of stand-alone Cisco IOS XE SD-WAN Software and Cisco SD-WAN Software could allow an authenticated, local attacker to delete arbitrary files from the file system of an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by injecting arbitrary file path information when using commands in the CLI of an affected device. A successful exploit could allow the attacker to delete arbitrary files from the file system of the affected device.

Patch / fix

fixed in 5

cisco sd-wan_vbond_orchestrator 18.4.5
cisco sd-wan_vmanage 18.4.5
cisco sd-wan_vsmart_controller 18.4.5
cisco sd-wan 18.4.5
cisco ios_xe_sd-wan 16.10.1

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-11-01)

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 11% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD	3.1	7.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected products

Cisco Cisco SD-WAN Solution

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory
CWE-20 Improper Input Validation

References

tools.cisco.com /security/center/content/CiscoSecurityAdvisory/cisco-sa-arb-file-delete-VB2rVcQv
vendor-advisory

Sources

CVE List CVE-2022-20850
NVD CVE-2022-20850

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Summary