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[email protected]CVE-2019-18852

HistoryNov 11, 2019 - 2:15 p.m.

CVE-2019-18852

2019-11-1114:15:10

CWE-319

[email protected]

web.nvd.nist.gov

d-link

alphanetworks

telnet

hardcoded

security vulnerability

10 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.4 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

79.0%

JSON

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.

Affected configurations

NVD

Node

dlinkdir-600_b1_firmwareMatch2.01

AND

dlinkdir-600_b1Match-

Node

dlinkdir-615_j1_firmwareMatch100

AND

dlinkdir-615_j1Match-

Node

dlinkdir-645_a1_firmwareMatch1.03

AND

dlinkdir-645_a1Match-

Node

dlinkdir-815_a1_firmwareMatch1.01

AND

dlinkdir-815_a1Match-

Node

dlinkdir-823_a1_firmwareMatch1.01

AND

dlinkdir-823_a1Match-

Node

dlinkdir-842_c1_firmwareMatch3.00

AND

dlinkdir-842_c1Match-

Node

dlinkdir-890l_a1_firmwareMatch1.03

AND

dlinkdir-890l_a1Match-

CPENameOperatorVersion
dlink:dir-600_b1_firmwaredlink dir-600 b1 firmwareeq2.01

CPE	Name	Operator	Version
dlink:dir-600_b1_firmware	dlink dir-600 b1 firmware	eq	2.01

References

github.com/ChandlerChin/Dlink_vuls/blob/master/A%20hard%20coded%20telnet%20user%20was%20discovered%20in%20multiple%20Dlink%20routers.pdf

10 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.4 High

AI Score

Confidence

High

0.006 Low

EPSS

Percentile

79.0%

JSON

Related for CVE-2019-18852

cvelist1 nvd1 prion1