CVE-2022-26531

mediumPriorität · verfolgen · 33EPSS 0.062 · 93. PerzentilEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

6.17% (93rd) EPSS

CVSS 4.6 · medium

Is it mine?

114 products

Prüfe deine Angriffsfläche

Who says so?

3 sources

cnnvd · enisa_euvd · fstec_bdu

EPSS · bewertet 2026-10-27

Multiple improper input validation flaws were identified in some CLI commands of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, VPN series firmware versions 4.30 through 5.21, NSG series firmware versions 1.00 through 1.33 Patch 4, NXC2500 firmware version 6.10(AAIG.3) and earlier versions, NAP203 firmware version 6.25(ABFA.7) and earlier versions, NWA50AX firmware version 6.25(ABYW.5) and earlier versions, WAC500 firmware version 6.30(ABVS.2) and earlier versions, and WAX510D firmware version 6.30(ABTF.2) and earlier versions, that could allow a local authenticated attacker to cause a buffer overflow or a system crash via a crafted payload.

cvss

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

7.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 4.6–7.8

v2.04.6mediumAV:L/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 6.4

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 1.8 · Auswirkung 5.9

v3.16.1mediumAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Hsecondary · FSTEC (BDU) RU

v3.16.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Hsecondary · ENISA EU

v3.16.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Hsecondary · security@zyxel.com.twAusnutzbarkeit 1.8 · Auswirkung 4.2

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-20USprimärCWE-20US

betroffene Produkte (114)

Betroffene Produkte und Versionsbereiche.

Zyxel ATP series firmware≤ 4.32 through 5.21enisa_euvdEU
Zyxel NAP203 firmware≤ ≤ 6.25(ABFA.7)enisa_euvdEU
Zyxel NSG series firmware≤ 1.00 through 1.33 Patch 4enisa_euvdEU
Zyxel NWA50AX firmware≤ ≤ 6.25(ABYW.5)enisa_euvdEU
Zyxel NXC2500 firmware≤ ≤ 6.10(AAIG.3)enisa_euvdEU
Zyxel USG FLEX series firmware≤ 4.50 through 5.21enisa_euvdEU
Zyxel USG/Zywall series Firmware≤ 4.09 through 4.71enisa_euvdEU
Zyxel VPN series Firmware≤ 4.30 through 5.21enisa_euvdEU
Zyxel WAC500 firmware≤ ≤ 6.30(ABVS.2)enisa_euvdEU
Zyxel WAX510D firmware≤ ≤ 6.30(ABTF.2)enisa_euvdEU
Zyxel Communications Corp. ATP≤ ZLD 5.30fstec_bduRU
Zyxel Communications Corp. NAP203≤ 6.25(ABFA.8)fstec_bduRU
Zyxel Communications Corp. NAP303≤ 6.25(ABEX.8)fstec_bduRU
Zyxel Communications Corp. NAP353≤ 6.25(ABEY.8)fstec_bduRU
Zyxel Communications Corp. NSG≤ 1.33 Patch 5fstec_bduRU
Zyxel Communications Corp. NWA1123-AC HD≤ 6.25(ABIN.8)fstec_bduRU
Zyxel Communications Corp. NWA1123-AC PRO≤ 6.25(ABHD.8)fstec_bduRU
Zyxel Communications Corp. NWA1302-AC≤ 6.25(ABKU.8)fstec_bduRU
Zyxel Communications Corp. NWA5123-AC HD≤ 6.25(ABIM.8)fstec_bduRU
Zyxel Communications Corp. NXC2500≤ 6.10(AAIG.3)fstec_bduRU

20 von 114 angezeigt

auch bekannt als (4)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd fstec_bdu NVD CVE.org MITRE

veröffentlicht 2022-05-24geändert 2026-06-17

verwandt (25,176)

Verwandte Einträge.

ID	Schweregrad	EPSS	ausnutzbar	veröffentlicht
CVE-2026-88771US	critical9.8OT kritisch	82.2% (100th)	KEV	2026-09-27
Improper input validation vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS,…
CVE-2026-93952US	—OT kritisch	1.38% (72nd)	KEV	2026-09-22
VeloCloud Orchestrator (VCO) on-prem has a security issue where this issue may allow a remote attacker to access privileged internal functionality and impact the VCO host. Successf…
CVE-2026-12569US	critical9.8OT kritisch	46.0% (99th)	KEV	2026-06-18
A critical remote code execution (RCE) vulnerability has been reported in PTC Windchill PDMlink and PTC FlexPLM. The vulnerability may be exploited through the deserialization of u…
CVE-2026-34910US	—OT kritisch	90.0% (100th)	KEV	2026-05-22
A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection.
CVE-2026-6973US	—OT kritisch	34.5% (98th)	KEV	2026-05-07
An Improper Input Validation in Ivanti EPMM before versions 12.6.1.1, 12.7.0.1, and 12.8.0.1 allows a remotely authenticated user with administrative access to achieve remote code…

+25171 weitere

Referenzen (14)

Externe Belege — Patches, Meldungen, Analysen.

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