CVE-2019-7390 — HIGH (8.6) — White Hats Nepal

Vulnerability Description

An issue was discovered in /bin/goahead on D-Link DIR-823G devices with firmware 1.02B03. There is incorrect access control allowing remote attackers to hijack the DNS service configuration of all clients in the WLAN, without authentication, via the SetWanSettings HNAP API.

CVSS Score

8.6

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Dlink	Dir-823G Firmware	1.02b03
Dlink	Dir-823G	-

Related Weaknesses (CWE)

CWE-306

References

http://www.securityfocus.com/bid/106855Third Party Advisory
https://github.com/leonW7/D-Link/blob/master/Vul_5.mdExploitThird Party Advisory
http://www.securityfocus.com/bid/106855Third Party Advisory
https://github.com/leonW7/D-Link/blob/master/Vul_5.mdExploitThird Party Advisory

FAQ

What is CVE-2019-7390?

CVE-2019-7390 is a vulnerability with a CVSS score of 8.6 (HIGH). An issue was discovered in /bin/goahead on D-Link DIR-823G devices with firmware 1.02B03. There is incorrect access control allowing remote attackers to hijack the DNS service configuration of all cli...

How severe is CVE-2019-7390?

CVE-2019-7390 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-7390?

Check the references section above for vendor advisories and patch information. Affected products include: Dlink Dir-823G Firmware, Dlink Dir-823G.