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

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CVE-2019-18852

Severity CVSS v4.0:
Pending analysis
Type:
CWE-319 Cleartext Transmission of Sensitive Information
Publication date:
11/11/2019
Last modified:
24/08/2020

Description

Certain D-Link devices have a hardcoded Alphanetworks user account with TELNET access because of /etc/config/image_sign or /etc/alpha_config/image_sign. This affects DIR-600 B1 V2.01 for WW, DIR-890L A1 v1.03, DIR-615 J1 v100 (for DCN), DIR-645 A1 v1.03, DIR-815 A1 v1.01, DIR-823 A1 v1.01, and DIR-842 C1 v3.00.

Impact

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

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/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): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 10.00 HIGH
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

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

Base Score 2.0
10.00
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:dlink:dir-600_b1_firmware:2.01:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-600_b1:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-615_j1_firmware:100:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-615_j1:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-645_a1_firmware:1.03:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-645_a1:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-815_a1_firmware:1.01:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-815_a1:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-823_a1_firmware:1.01:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-823_a1:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-842_c1_firmware:3.00:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-842_c1:-:*:*:*:*:*:*:*
cpe:2.3:o:dlink:dir-890l_a1_firmware:1.03:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-890l_a1:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools