CVE-2022-20720

highpriority · track · 30EPSS 0.015 · 74 %ileEURUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
1.50% (74th) EPSS
CVSS 9 · high
Is it mine?
299 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · cisco_csaf

EPSS · scored 2026-10-27

Multiple vulnerabilities in the Cisco IOx application hosting environment on multiple Cisco platforms could allow an attacker to inject arbitrary commands into the underlying host operating system, execute arbitrary code on the underlying host operating system, install applications without being authenticated, or conduct a cross-site scripting (XSS) attack against a user of the affected software. For more information about these vulnerabilities, see the Details section of this advisory.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

02

cvss

Technical severity, 0–10. One row per scoring source.

9.0
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.1–9

v2.09highAV:N/AC:L/Au:S/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8 · impact 10
v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 5.9
v3.16mediumAV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:Lsecondary · FSTEC (BDU) RU
v3.15.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:Nsecondary · ENISA EU
v3.15.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:Nsecondary · psirt@cisco.com USexploitability 1.2 · impact 4.2
v3.16.6mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:Nsecondary · Cisco PSIRT US
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-59USprimaryCWE-22USCWE-22US
04

affected products (299)

Products and version ranges known to be affected.

showing 20 of 299
05

advisories (1)

Vendor and ecosystem advisories describing this.

  • cisco-sa-iox-yuXQ6hFjCisco IOx Application Hosting Environment Vulnerabilities2022-04-13csaf · cisco_csafUS

    Multiple vulnerabilities in the Cisco IOx application hosting environment on multiple Cisco platforms could allow an attacker to inject arbitrary commands into the underlying host operating system, execute arbitrary code on the underlying host operating system, install applications without being authenticated, or conduct a cross-site scripting (XSS) attack against a user of the affected software. For more information about these vulnerabilities, see the Details ["#details"] section of this advisory. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities. This advisory is part of the April 2022 release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication. For a complete list of the advisories and links to them, see Cisco Event Response: April 2022 Semiannual Cisco IOS and IOS XE Software Security Advisory Bundled Publication. ["https://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-74561"]

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducisco_csafNVDCVE.orgMITRE
published 2022-04-15modified 2026-06-17
09

references (9)

External citations — patches, advisories, analysis.

scry

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