Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
Low
Attack Vector
Local
0

CVE-2022-30526

Disclosure Date: July 19, 2022
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Description

A privilege escalation vulnerability was identified in the CLI command of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.09 through 4.72, which could allow a local attacker to execute some OS commands with root privileges in some directories on a vulnerable device.

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CVSS V3 Severity and Metrics
Base Score:
7.8 High
Impact Score:
5.9
Exploitability Score:
1.8
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • zyxel

Products

  • atp100 firmware,
  • atp100w firmware,
  • atp200 firmware,
  • atp500 firmware,
  • atp700 firmware,
  • atp800 firmware,
  • usg 2200-vpn firmware,
  • usg flex 100w firmware,
  • usg flex 200 firmware,
  • usg flex 500 firmware,
  • usg flex 50w firmware,
  • usg flex 700 firmware,
  • usg20-vpn firmware,
  • usg20w-vpn firmware,
  • usg40 firmware,
  • usg40w firmware,
  • usg60 firmware,
  • usg60w firmware,
  • vpn100 firmware,
  • vpn1000 firmware,
  • vpn300 firmware,
  • vpn50 firmware,
  • zywall 110 firmware,
  • zywall 1100 firmware,
  • zywall 310 firmware

Additional Info

Technical Analysis