CVE-2019-7389 Missing authorization in n/a
Remote attackers can reset D-Link DIR-823G routers without authentication via the HNAP API, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-7389?
CVE-2019-7389 is a high-severity missing authorization vulnerability in Dlink Dir-823g Firmware, published on 5 Feb 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in /bin/goahead on D-Link DIR-823G devices with the firmware 1.02B03. There is incorrect access control allowing remote attackers to reset the router without authentication via the SetFactoryDefault HNAP API. Consequently, an attacker can achieve a denial-of-service attack without authentication.
Weakness: CWE-306
Which versions are affected by CVE-2019-7389?
It affects 1 product.
Products include Dlink Dir-823g Firmware.
How do I fix CVE-2019-7389?
No fix has been published for CVE-2019-7389 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2019-7389 being exploited?
There is no known exploitation of CVE-2019-7389 in the wild and no public exploit code.
Other vulnerabilities in Dlink Dir-823g Firmware
Sources
Also known as GHSA-738q-w3g7-2f3x.