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

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CVE-2021-39434

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
06/12/2022
Last modified:
24/04/2025

Description

A default username and password for an administrator account was discovered in ZKTeco ZKTime 10.0 through 11.1.0, builds 20180901, 20190510.1, 20200309.3, 20200930, 20201231, and 20210220.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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

Base Score 3.x
7.50
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:zkteco:zktime:*:*:*:*:*:*:*:* 10.0 (including) 11.1.0 (including)
cpe:2.3:a:zkteco:zktime:11.1.0:-:*:*:*:*:*:*
cpe:2.3:a:zkteco:zktime:11.1.0:20180901:*:*:*:*:*:*
cpe:2.3:a:zkteco:zktime:11.1.0:20190510.1:*:*:*:*:*:*
cpe:2.3:a:zkteco:zktime:11.1.0:20200309.3:*:*:*:*:*:*
cpe:2.3:a:zkteco:zktime:11.1.0:20200930:*:*:*:*:*:*
cpe:2.3:a:zkteco:zktime:11.1.0:20201231:*:*:*:*:*:*
cpe:2.3:a:zkteco:zktime:11.1.0:20210220:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools