Is CVE-2022-20850 in the CISA KEV catalog?

No. CVE-2022-20850 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-20850?

CVE-2022-20850 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2022-20850?

CVE-2022-20850 has an EPSS score of 0.19% (9th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-20850?

Upgrade ios xe sd-wan to 16.10.1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2022-20850

MEDIUM

5.5

CVSS v3

NVD

Description

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.

CWE-22Path Traversal CWE-20Improper Input Validation

How to fix

Remediation Available

ios xe sd-wanNVD

Affected:< 16.10.1Fixed in:16.10.1CVE-2022-20850derived from NVD

sd-wanNVD

Affected:< 18.4.5Fixed in:18.4.5CVE-2022-20850derived from NVD

sd-wan vbond orchestratorNVD

Affected:< 18.4.5Fixed in:18.4.5CVE-2022-20850derived from NVD

sd-wan vmanageNVD

Affected:< 18.4.5Fixed in:18.4.5CVE-2022-20850derived from NVD

sd-wan vsmart controllerNVD

Affected:< 18.4.5Fixed in:18.4.5CVE-2022-20850derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Exploit Intelligence

0.19%probability of exploitation in 30 days

9thpercentile

Low risk: more likely to be exploited than 9% of all known CVEs.

References

Vendor Advisory1

tools.cisco.com

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.