// For flags

CVE-2022-43393

 

Severity Score

8.2
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An improper check for unusual or exceptional conditions in the HTTP request processing function of Zyxel GS1920-24v2 firmware prior to V4.70(ABMH.8)C0, which could allow an unauthenticated attacker to corrupt the contents of the memory and result in a denial-of-service (DoS) condition on a vulnerable device.

Una verificación inadecuada de condiciones inusuales o excepcionales en la función de procesamiento de solicitudes HTTP del firmware Zyxel GS1920-24v2 anterior a V4.70(ABMH.8)C0, que podría permitir que un atacante no autenticado corrompa el contenido de la memoria y resulte en una condición de denegación de servicio (DoS) en un dispositivo vulnerable.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-10-18 CVE Reserved
  • 2023-01-11 CVE Published
  • 2024-06-23 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-754: Improper Check for Unusual or Exceptional Conditions
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Zyxel
Search vendor "Zyxel"
Gs1350-6hp Firmware
Search vendor "Zyxel" for product "Gs1350-6hp Firmware"
< 4.70\(abpi.5\)c0
Search vendor "Zyxel" for product "Gs1350-6hp Firmware" and version " < 4.70\(abpi.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1350-6hp
Search vendor "Zyxel" for product "Gs1350-6hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1350-12hp Firmware
Search vendor "Zyxel" for product "Gs1350-12hp Firmware"
< 4.70\(abpj.5\)c0
Search vendor "Zyxel" for product "Gs1350-12hp Firmware" and version " < 4.70\(abpj.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1350-12hp
Search vendor "Zyxel" for product "Gs1350-12hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1350-18hp Firmware
Search vendor "Zyxel" for product "Gs1350-18hp Firmware"
< 4.70\(abpk.5\)c0
Search vendor "Zyxel" for product "Gs1350-18hp Firmware" and version " < 4.70\(abpk.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1350-18hp
Search vendor "Zyxel" for product "Gs1350-18hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1350-26hp Firmware
Search vendor "Zyxel" for product "Gs1350-26hp Firmware"
< 4.70\(abpl.5\)c0
Search vendor "Zyxel" for product "Gs1350-26hp Firmware" and version " < 4.70\(abpl.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1350-26hp
Search vendor "Zyxel" for product "Gs1350-26hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1915-8 Firmware
Search vendor "Zyxel" for product "Gs1915-8 Firmware"
< 4.70\(acap.3\)c0
Search vendor "Zyxel" for product "Gs1915-8 Firmware" and version " < 4.70\(acap.3\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1915-8
Search vendor "Zyxel" for product "Gs1915-8"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1915-8ep Firmware
Search vendor "Zyxel" for product "Gs1915-8ep Firmware"
< 4.70\(acaq.3\)c0
Search vendor "Zyxel" for product "Gs1915-8ep Firmware" and version " < 4.70\(acaq.3\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1915-8ep
Search vendor "Zyxel" for product "Gs1915-8ep"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1915-24e Firmware
Search vendor "Zyxel" for product "Gs1915-24e Firmware"
< 4.70\(acdr.3\)c0
Search vendor "Zyxel" for product "Gs1915-24e Firmware" and version " < 4.70\(acdr.3\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1915-24e
Search vendor "Zyxel" for product "Gs1915-24e"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1915-24ep Firmware
Search vendor "Zyxel" for product "Gs1915-24ep Firmware"
< 4.70\(acds.3\)c0
Search vendor "Zyxel" for product "Gs1915-24ep Firmware" and version " < 4.70\(acds.3\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1915-24ep
Search vendor "Zyxel" for product "Gs1915-24ep"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1920-24v2 Firmware
Search vendor "Zyxel" for product "Gs1920-24v2 Firmware"
< 4.70\(abmh.8\)c0
Search vendor "Zyxel" for product "Gs1920-24v2 Firmware" and version " < 4.70\(abmh.8\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1920-24v2
Search vendor "Zyxel" for product "Gs1920-24v2"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1920-48v2 Firmware
Search vendor "Zyxel" for product "Gs1920-48v2 Firmware"
< 4.70\(abmj.8\)c0
Search vendor "Zyxel" for product "Gs1920-48v2 Firmware" and version " < 4.70\(abmj.8\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1920-48v2
Search vendor "Zyxel" for product "Gs1920-48v2"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1920-24hpv2 Firmware
Search vendor "Zyxel" for product "Gs1920-24hpv2 Firmware"
< 4.70\(abmi.8\)c0
Search vendor "Zyxel" for product "Gs1920-24hpv2 Firmware" and version " < 4.70\(abmi.8\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1920-24hpv2
Search vendor "Zyxel" for product "Gs1920-24hpv2"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs1920-48hpv2 Firmware
Search vendor "Zyxel" for product "Gs1920-48hpv2 Firmware"
< 4.70\(abmk.8\)c0
Search vendor "Zyxel" for product "Gs1920-48hpv2 Firmware" and version " < 4.70\(abmk.8\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs1920-48hpv2
Search vendor "Zyxel" for product "Gs1920-48hpv2"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs2220-10 Firmware
Search vendor "Zyxel" for product "Gs2220-10 Firmware"
< 4.70\(abro.6\)c0
Search vendor "Zyxel" for product "Gs2220-10 Firmware" and version " < 4.70\(abro.6\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs2220-10
Search vendor "Zyxel" for product "Gs2220-10"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs2220-28 Firmware
Search vendor "Zyxel" for product "Gs2220-28 Firmware"
< 4.70\(abrq.6\)c0
Search vendor "Zyxel" for product "Gs2220-28 Firmware" and version " < 4.70\(abrq.6\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs2220-28
Search vendor "Zyxel" for product "Gs2220-28"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs2220-50 Firmware
Search vendor "Zyxel" for product "Gs2220-50 Firmware"
< 4.70\(abrs.6\)c0
Search vendor "Zyxel" for product "Gs2220-50 Firmware" and version " < 4.70\(abrs.6\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs2220-50
Search vendor "Zyxel" for product "Gs2220-50"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs2220-10hp Firmware
Search vendor "Zyxel" for product "Gs2220-10hp Firmware"
< 4.70\(abrp.6\)c0
Search vendor "Zyxel" for product "Gs2220-10hp Firmware" and version " < 4.70\(abrp.6\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs2220-10hp
Search vendor "Zyxel" for product "Gs2220-10hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs2220-28hp Firmware
Search vendor "Zyxel" for product "Gs2220-28hp Firmware"
< 4.70\(abrr.6\)c0
Search vendor "Zyxel" for product "Gs2220-28hp Firmware" and version " < 4.70\(abrr.6\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs2220-28hp
Search vendor "Zyxel" for product "Gs2220-28hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Gs2220-50hp Firmware
Search vendor "Zyxel" for product "Gs2220-50hp Firmware"
< 4.70\(abrt.6\)c0
Search vendor "Zyxel" for product "Gs2220-50hp Firmware" and version " < 4.70\(abrt.6\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Gs2220-50hp
Search vendor "Zyxel" for product "Gs2220-50hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs1930-28 Firmware
Search vendor "Zyxel" for product "Xgs1930-28 Firmware"
< 4.70\(abht.5\)c0
Search vendor "Zyxel" for product "Xgs1930-28 Firmware" and version " < 4.70\(abht.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs1930-28
Search vendor "Zyxel" for product "Xgs1930-28"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs1930-28hp Firmware
Search vendor "Zyxel" for product "Xgs1930-28hp Firmware"
< 4.70\(abhs.5\)c0
Search vendor "Zyxel" for product "Xgs1930-28hp Firmware" and version " < 4.70\(abhs.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs1930-28hp
Search vendor "Zyxel" for product "Xgs1930-28hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs1930-52 Firmware
Search vendor "Zyxel" for product "Xgs1930-52 Firmware"
< 4.70\(abhu.5\)c0
Search vendor "Zyxel" for product "Xgs1930-52 Firmware" and version " < 4.70\(abhu.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs1930-52
Search vendor "Zyxel" for product "Xgs1930-52"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs1930-52hp Firmware
Search vendor "Zyxel" for product "Xgs1930-52hp Firmware"
< 4.70\(abhv.5\)c0
Search vendor "Zyxel" for product "Xgs1930-52hp Firmware" and version " < 4.70\(abhv.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs1930-52hp
Search vendor "Zyxel" for product "Xgs1930-52hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xs1930-10 Firmware
Search vendor "Zyxel" for product "Xs1930-10 Firmware"
< 4.80\(abqe.0\)c0
Search vendor "Zyxel" for product "Xs1930-10 Firmware" and version " < 4.80\(abqe.0\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xs1930-10
Search vendor "Zyxel" for product "Xs1930-10"
--
Safe
Zyxel
Search vendor "Zyxel"
Xs1930-12hp Firmware
Search vendor "Zyxel" for product "Xs1930-12hp Firmware"
< 4.80\(abqf.0\)c0
Search vendor "Zyxel" for product "Xs1930-12hp Firmware" and version " < 4.80\(abqf.0\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xs1930-12hp
Search vendor "Zyxel" for product "Xs1930-12hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xs1930-12f Firmware
Search vendor "Zyxel" for product "Xs1930-12f Firmware"
< 4.80\(abzv.0\)c0
Search vendor "Zyxel" for product "Xs1930-12f Firmware" and version " < 4.80\(abzv.0\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xs1930-12f
Search vendor "Zyxel" for product "Xs1930-12f"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2210-28 Firmware
Search vendor "Zyxel" for product "Xgs2210-28 Firmware"
< 4.70\(aazj.2\)c0
Search vendor "Zyxel" for product "Xgs2210-28 Firmware" and version " < 4.70\(aazj.2\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2210-28
Search vendor "Zyxel" for product "Xgs2210-28"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2210-52 Firmware
Search vendor "Zyxel" for product "Xgs2210-52 Firmware"
< 4.70\(aazk.2\)c0
Search vendor "Zyxel" for product "Xgs2210-52 Firmware" and version " < 4.70\(aazk.2\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2210-52
Search vendor "Zyxel" for product "Xgs2210-52"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2210-28hp Firmware
Search vendor "Zyxel" for product "Xgs2210-28hp Firmware"
< 4.70\(aazl.2\)c0
Search vendor "Zyxel" for product "Xgs2210-28hp Firmware" and version " < 4.70\(aazl.2\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2210-28hp
Search vendor "Zyxel" for product "Xgs2210-28hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2210-52hp Firmware
Search vendor "Zyxel" for product "Xgs2210-52hp Firmware"
< 4.70\(aazm.2\)c0
Search vendor "Zyxel" for product "Xgs2210-52hp Firmware" and version " < 4.70\(aazm.2\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2210-52hp
Search vendor "Zyxel" for product "Xgs2210-52hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2220-30 Firmware
Search vendor "Zyxel" for product "Xgs2220-30 Firmware"
< 4.80\(abxn.1\)c0
Search vendor "Zyxel" for product "Xgs2220-30 Firmware" and version " < 4.80\(abxn.1\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2220-30
Search vendor "Zyxel" for product "Xgs2220-30"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2220-30hp Firmware
Search vendor "Zyxel" for product "Xgs2220-30hp Firmware"
< 4.80\(abxo.1\)c0
Search vendor "Zyxel" for product "Xgs2220-30hp Firmware" and version " < 4.80\(abxo.1\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2220-30hp
Search vendor "Zyxel" for product "Xgs2220-30hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2220-30f Firmware
Search vendor "Zyxel" for product "Xgs2220-30f Firmware"
< 4.80\(abye.1\)c0
Search vendor "Zyxel" for product "Xgs2220-30f Firmware" and version " < 4.80\(abye.1\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2220-30f
Search vendor "Zyxel" for product "Xgs2220-30f"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2220-54 Firmware
Search vendor "Zyxel" for product "Xgs2220-54 Firmware"
< 4.80\(abxp.1\)c0
Search vendor "Zyxel" for product "Xgs2220-54 Firmware" and version " < 4.80\(abxp.1\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2220-54
Search vendor "Zyxel" for product "Xgs2220-54"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2220-54hp Firmware
Search vendor "Zyxel" for product "Xgs2220-54hp Firmware"
< 4.80\(abxq.1\)c0
Search vendor "Zyxel" for product "Xgs2220-54hp Firmware" and version " < 4.80\(abxq.1\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2220-54hp
Search vendor "Zyxel" for product "Xgs2220-54hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs2220-54fp Firmware
Search vendor "Zyxel" for product "Xgs2220-54fp Firmware"
< 4.80\(acce.1\)c0
Search vendor "Zyxel" for product "Xgs2220-54fp Firmware" and version " < 4.80\(acce.1\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs2220-54fp
Search vendor "Zyxel" for product "Xgs2220-54fp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs4600-32 Firmware
Search vendor "Zyxel" for product "Xgs4600-32 Firmware"
< 4.70\(abbh.4\)c0
Search vendor "Zyxel" for product "Xgs4600-32 Firmware" and version " < 4.70\(abbh.4\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs4600-32
Search vendor "Zyxel" for product "Xgs4600-32"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs4600-32f Firmware
Search vendor "Zyxel" for product "Xgs4600-32f Firmware"
< 4.70\(abbi.4\)c0
Search vendor "Zyxel" for product "Xgs4600-32f Firmware" and version " < 4.70\(abbi.4\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs4600-32f
Search vendor "Zyxel" for product "Xgs4600-32f"
--
Safe
Zyxel
Search vendor "Zyxel"
Xgs4600-52f Firmware
Search vendor "Zyxel" for product "Xgs4600-52f Firmware"
< 4.70\(abik.4\)c0
Search vendor "Zyxel" for product "Xgs4600-52f Firmware" and version " < 4.70\(abik.4\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xgs4600-52f
Search vendor "Zyxel" for product "Xgs4600-52f"
--
Safe
Zyxel
Search vendor "Zyxel"
Xmg1930-30 Firmware
Search vendor "Zyxel" for product "Xmg1930-30 Firmware"
< 4.80\(acar.0\)
Search vendor "Zyxel" for product "Xmg1930-30 Firmware" and version " < 4.80\(acar.0\)"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xmg1930-30
Search vendor "Zyxel" for product "Xmg1930-30"
--
Safe
Zyxel
Search vendor "Zyxel"
Xmg1930-30hp Firmware
Search vendor "Zyxel" for product "Xmg1930-30hp Firmware"
< 4.80\(acas.0\)
Search vendor "Zyxel" for product "Xmg1930-30hp Firmware" and version " < 4.80\(acas.0\)"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xmg1930-30hp
Search vendor "Zyxel" for product "Xmg1930-30hp"
--
Safe
Zyxel
Search vendor "Zyxel"
Xs3800-28 Firmware
Search vendor "Zyxel" for product "Xs3800-28 Firmware"
<= 4.80\(abml.1\)c0
Search vendor "Zyxel" for product "Xs3800-28 Firmware" and version " <= 4.80\(abml.1\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Xs3800-28
Search vendor "Zyxel" for product "Xs3800-28"
--
Safe
Zyxel
Search vendor "Zyxel"
Mgs3500-24s Firmware
Search vendor "Zyxel" for product "Mgs3500-24s Firmware"
< 4.10\(abbr.2\)c0
Search vendor "Zyxel" for product "Mgs3500-24s Firmware" and version " < 4.10\(abbr.2\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Mgs3500-24s
Search vendor "Zyxel" for product "Mgs3500-24s"
--
Safe
Zyxel
Search vendor "Zyxel"
Mgs3520-28 Firmware
Search vendor "Zyxel" for product "Mgs3520-28 Firmware"
< 4.10\(aatn.5\)c0
Search vendor "Zyxel" for product "Mgs3520-28 Firmware" and version " < 4.10\(aatn.5\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Mgs3520-28
Search vendor "Zyxel" for product "Mgs3520-28"
--
Safe
Zyxel
Search vendor "Zyxel"
Mgs3520-28 Firmware
Search vendor "Zyxel" for product "Mgs3520-28 Firmware"
4.10\(abqm.1\)c0
Search vendor "Zyxel" for product "Mgs3520-28 Firmware" and version "4.10\(abqm.1\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Mgs3520-28
Search vendor "Zyxel" for product "Mgs3520-28"
--
Safe
Zyxel
Search vendor "Zyxel"
Mgs3520-28f Firmware
Search vendor "Zyxel" for product "Mgs3520-28f Firmware"
< 4.10\(aatm.4\)c0
Search vendor "Zyxel" for product "Mgs3520-28f Firmware" and version " < 4.10\(aatm.4\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Mgs3520-28f
Search vendor "Zyxel" for product "Mgs3520-28f"
--
Safe
Zyxel
Search vendor "Zyxel"
Mgs3530-28 Firmware
Search vendor "Zyxel" for product "Mgs3530-28 Firmware"
< 4.10\(acem.2\)c0
Search vendor "Zyxel" for product "Mgs3530-28 Firmware" and version " < 4.10\(acem.2\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Mgs3530-28
Search vendor "Zyxel" for product "Mgs3530-28"
--
Safe
Zyxel
Search vendor "Zyxel"
Mgs3530-28 Firmware
Search vendor "Zyxel" for product "Mgs3530-28 Firmware"
4.10\(acfj.0\)c0
Search vendor "Zyxel" for product "Mgs3530-28 Firmware" and version "4.10\(acfj.0\)c0"
-
Affected
in Zyxel
Search vendor "Zyxel"
Mgs3530-28
Search vendor "Zyxel" for product "Mgs3530-28"
--
Safe