Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2019-12583

Severity CVSS v4.0:
Pending analysis
Type:
CWE-425 Direct Request ('Forced Browsing')
Publication date:
27/06/2019
Last modified:
24/08/2020

Description

Missing Access Control in the "Free Time" component of several Zyxel UAG, USG, and ZyWall devices allows a remote attacker to generate guest accounts by directly accessing the account generator. This can lead to unauthorised network access or Denial of Service.

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.10 CRITICAL
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
Availability (A): High

Base Score 3.x
9.10
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.40 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
6.40
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:zyxel:uag2100_firmware:*:*:*:*:*:*:*:* 4.18\(aaiz.1\)c0 (including)
cpe:2.3:h:zyxel:uag2100:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:uag4100_firmware:*:*:*:*:*:*:*:* 4.18\(aatd.1\)c0 (including)
cpe:2.3:h:zyxel:uag4100:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:uag5100_firmware:*:*:*:*:*:*:*:* 4.18\(aapn.1\)c0 (including)
cpe:2.3:h:zyxel:uag5100:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg110_firmware:*:*:*:*:*:*:*:* 4.33\(aaph.0\)c0 (including)
cpe:2.3:h:zyxel:usg110:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg210_firmware:*:*:*:*:*:*:*:* 4.33\(aapi.0\)c0 (including)
cpe:2.3:h:zyxel:usg210:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg310_firmware:*:*:*:*:*:*:*:* 4.33\(aapj.0\)c0 (including)
cpe:2.3:h:zyxel:usg310:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg1100_firmware:*:*:*:*:*:*:*:* 4.33\(aapk.0\)c0 (including)
cpe:2.3:h:zyxel:usg1100:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:usg1900_firmware:*:*:*:*:*:*:*:* 4.33\(aapl.0\)c0 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools