CVE-2022-20661

mediumPriorität · verfolgen · 18OT-Risiko · erhöhtEPSS 0.002 · 13. PerzentilEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.22% (13th) EPSS

CVSS 4.9 · medium

Is it mine?

7 products

Prüfe deine Angriffsfläche

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisco_csaf

EPSS · bewertet 2026-10-27

Multiple vulnerabilities that affect Cisco Catalyst Digital Building Series Switches and Cisco Catalyst Micro Switches could allow an attacker to execute persistent code at boot time or to permanently prevent the device from booting, resulting in a permanent denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

BehobenCisco IOS ROMMON Softwarecisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

4.9

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen

v2.04.9mediumAV:L/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 6.9

v3.14.6mediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USAusnutzbarkeit 0.9 · Auswirkung 3.6

v3.14.6mediumAV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.14.6mediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.14.6mediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · psirt@cisco.com USAusnutzbarkeit 0.9 · Auswirkung 3.6

v3.14.2mediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.14.6mediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · Cisco PSIRT US

SSVC

Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.

Trackcoordinatorcisa_ssvcUS

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-665USprimärCWE-1221USCWE-489US

betroffene Produkte (7)

Betroffene Produkte und Versionsbereiche.

Cisco Cisco IOS ROMMON Softwarealle Versionencisco_csafUS
Cisco Cisco IOS ROMMON Software≤ n/aenisa_euvdEU
Cisco Systems Inc. Cisco IOS15.2(5)EX → 15.2(7)E5fstec_bduRU
Cisco Systems Inc. Cisco IOS15.2(7)E → 15.2(7)E5fstec_bduRU
Cisco Systems Inc. Cisco IOS15.2(8)E → 15.2(8)E1fstec_bduRU
cisco ios= 15.2(8)envdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
cisco ios15.2\(5\)ex → 15.2\(7\)e5nvdUScpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

cisco-sa-cdb-cmicr-vulns-KJjFtNbCisco Catalyst Digital Building Series Switches and Cisco Catalyst Micro Switches Vulnerabilities2022-04-13csaf · cisco_csafUS
Multiple vulnerabilities that affect Cisco Catalyst Digital Building Series Switches and Cisco Catalyst Micro Switches could allow an attacker to execute persistent code at boot time or to permanently prevent the device from booting, resulting in a permanent denial of service (DoS) condition. 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 available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cdb-cmicr-dos-KJjFtNb ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cdb-cmicr-dos-KJjFtNb"]

auch bekannt als (4)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd fstec_bdu cisco_csaf nvd NVD CVE.org MITRE

veröffentlicht 2022-04-15geändert 2026-06-17

verwandt (659)

Verwandte Einträge.

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In the Linux kernel, the following vulnerability has been resolved: HID: core: zero-initialize the report buffer Since the report buffer is used by all kinds of drivers in variou…
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An issue was discovered in ownCloud owncloud/core before 10.13.1. An attacker can access, modify, or delete any file without authentication if the username of a victim is known, an…
CVE-2022-0847US	high7.8OT kritisch	92.8% (100th)	KEV	2022-03-10
A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe and push_pipe functions in the Linux ker…
CVE-2020-27950US	medium5.5OT kritisch	16.5% (97th)	KEV	2020-12-08
A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Upd…
CVE-2013-1675US	medium6.5OT kritisch	6.70% (94th)	KEV	2013-05-16
Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 do not properly initialize data structures for the ns…

+654 weitere

Referenzen (5)

Externe Belege — Patches, Meldungen, Analysen.

scry

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