CVE-2019-18852
First published: Mon Nov 11 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dlink Dir-600 B1 Firmware | =2.01 | |
| Dlink Dir-600 B1 | ||
| Dlink Dir-615 J1 Firmware | =100 | |
| Dlink Dir-615 J1 | ||
| Dlink Dir-645 A1 Firmware | =1.03 | |
| Dlink Dir-645 A1 | ||
| Dlink Dir-815 A1 Firmware | =1.01 | |
| Dlink Dir-815 A1 | ||
| Dlink Dir-823 A1 Firmware | =1.01 | |
| Dlink Dir-823 A1 | ||
| Dlink Dir-842 C1 Firmware | =3.00 | |
| Dlink Dir-842 C1 | ||
| Dlink Dir-890l A1 Firmware | =1.03 | |
| Dlink Dir-890l A1 |
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Frequently Asked Questions
What is CVE-2019-18852?
CVE-2019-18852 is a vulnerability found in certain D-Link devices that allows unauthorized access via a hardcoded user account with TELNET access.
What devices are affected by CVE-2019-18852?
The D-Link devices affected by CVE-2019-18852 include 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.
How severe is CVE-2019-18852?
CVE-2019-18852 has a severity rating of 9.8 out of 10, which indicates a critical vulnerability.
How can I fix CVE-2019-18852?
To fix CVE-2019-18852, it is recommended to update the firmware of the affected D-Link devices to a version that addresses this vulnerability.
Where can I find more information about CVE-2019-18852?
You can find more information about CVE-2019-18852 at the following link: [GitHub - A hard coded telnet user was discovered in multiple Dlink routers](https://github.com/ChandlerChin/Dlink_vuls/blob/master/A%20hard%20coded%20telnet%20user%20was%20discovered%20in%20multiple%20Dlink%20routers.pdf)
- collector/nvd-index
- agent/severity
- agent/weakness
- agent/references
- agent/author
- agent/type
- agent/description
- agent/event
- agent/softwarecombine
- agent/last-modified-date
- agent/first-publish-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/dlink
- canonical/dlink dir-600 b1 firmware
- version/dlink dir-600 b1 firmware/2.01
- canonical/dlink dir-600 b1
- canonical/dlink dir-615 j1 firmware
- version/dlink dir-615 j1 firmware/100
- canonical/dlink dir-615 j1
- canonical/dlink dir-645 a1 firmware
- version/dlink dir-645 a1 firmware/1.03
- canonical/dlink dir-645 a1
- canonical/dlink dir-815 a1 firmware
- version/dlink dir-815 a1 firmware/1.01
- canonical/dlink dir-815 a1
- canonical/dlink dir-823 a1 firmware
- version/dlink dir-823 a1 firmware/1.01
- canonical/dlink dir-823 a1
- canonical/dlink dir-842 c1 firmware
- version/dlink dir-842 c1 firmware/3.00
- canonical/dlink dir-842 c1
- canonical/dlink dir-890l a1 firmware
- version/dlink dir-890l a1 firmware/1.03
- canonical/dlink dir-890l a1