CVE-2019-18852

CVSS V2 High 10 CVSS V3 Critical 9.8
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.
Overview
  • CVE ID
  • CVE-2019-18852
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2019-11-11T14:15:10
  • Last Modified Date
  • 2020-08-24T17:37:01
Weakness Enumerations
CWE URL
CWE-319 http://cwe.mitre.org/data/definitions/319.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:dlink:dir-600_b1_firmware:2.01:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-600_b1:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:dlink:dir-615_j1_firmware:100:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-615_j1:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:dlink:dir-645_a1_firmware:1.03:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-645_a1:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:dlink:dir-815_a1_firmware:1.01:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-815_a1:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:dlink:dir-823_a1_firmware:1.01:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-823_a1:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:dlink:dir-842_c1_firmware:3.00:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-842_c1:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:dlink:dir-890l_a1_firmware:1.03:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-890l_a1:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 10
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/ChandlerChin/Dlink_vuls/blob/master/A%20hard%20coded%20telnet%20user%20was%20discovered%20in%20multiple%20Dlink%20routers.pdf Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-18852
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18852
History
Created Old Value New Value Data Type Notes
2022-05-10 16:36:20 Added to TrackCVE
2022-12-04 05:48:42 2019-11-11T14:15Z 2019-11-11T14:15:10 CVE Published Date updated
2022-12-04 05:48:42 2020-08-24T17:37:01 CVE Modified Date updated
2022-12-04 05:48:42 Analyzed Vulnerability Status updated