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[email protected]CVE-2021-35028

HistorySep 29, 2021 - 11:15 a.m.

CVE-2021-35028

2021-09-2911:15:07

CWE-78

[email protected]

web.nvd.nist.gov

cve-2021-35028

command injection

zyxel

vpn2s

firmware

vulnerability

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

7.8 High

CVSS3

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

7.8 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.2%

JSON

A command injection vulnerability in the CGI program of the Zyxel VPN2S firmware version 1.12 could allow an authenticated, local user to execute arbitrary OS commands.

Affected configurations

NVD

Node

zyxelzywall_vpn2s_firmwareMatch1.12\(abln.0\)c0

AND

zyxelzywall_vpn2sMatch-

CPENameOperatorVersion
zyxel:zywall_vpn2s_firmwarezyxel zywall vpn2s firmwareeq1.12\(abln.0\)c0

CPE	Name	Operator	Version
zyxel:zywall_vpn2s_firmware	zyxel zywall vpn2s firmware	eq	1.12\(abln.0\)c0

CNA Affected

[
  {
    "product": "ZyWALL VPN2S Firmware",
    "vendor": "Zyxel",
    "versions": [
      {
        "status": "affected",
        "version": "1.12(ABLN.0)C0"
      }
    ]
  }
]

References

www.zyxel.com/support/Zyxel_security_advisory_for_directory_traversal_and_command_injection_vulnerabilities_of_VPN2S_Firewall.shtml

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

7.8 High

CVSS3

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

7.8 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.2%

JSON

Related for CVE-2021-35028

cvelist1 prion1 nvd1