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cvelistZyxelCVELIST:CVE-2022-26532
HistoryMay 24, 2022 - 5:20 a.m.

CVE-2022-26532

2022-05-2405:20:09
CWE-88
Zyxel
www.cve.org
4
zyxel
firmware
vulnerability
os command execution

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8

Confidence

High

EPSS

0.001

Percentile

20.0%

A argument injection vulnerability in the ‘packet-trace’ CLI command 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 execute arbitrary OS commands by including crafted arguments to the CLI command.

CNA Affected

[
  {
    "product": "USG/ZyWALL series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "4.09 through 4.71"
      }
    ]
  },
  {
    "product": "USG FLEX series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "4.50 through 5.21"
      }
    ]
  },
  {
    "product": "ATP series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "4.32 through 5.21"
      }
    ]
  },
  {
    "product": "VPN series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "4.30 through 5.21"
      }
    ]
  },
  {
    "product": "NSG series firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "1.00 through 1.33 Patch 4"
      }
    ]
  },
  {
    "product": "NXC2500 firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "<= 6.10(AAIG.3)"
      }
    ]
  },
  {
    "product": "NAP203 firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "<= 6.25(ABFA.7)"
      }
    ]
  },
  {
    "product": "NWA50AX firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "<= 6.25(ABYW.5)"
      }
    ]
  },
  {
    "product": "WAC500 firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "<= 6.30(ABVS.2)"
      }
    ]
  },
  {
    "product": "WAX510D firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "<= 6.30(ABTF.2)"
      }
    ]
  }
]

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8

Confidence

High

EPSS

0.001

Percentile

20.0%

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