CVE-2023-41603: r15 Access Control Flaw — Fix

Description

D-Link R15 before v1.08.02 was discovered to contain no firewall restrictions for IPv6 traffic. This allows attackers to arbitrarily access any services running on the device that may be inadvertently listening via IPv6.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-284 CWE-284

Affected Products

Vendor	Product	Versions
dlink	r15_firmware	< 1.08.02
dlink	r15	All

References

Advisories & Patches

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10347 https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10347

Frequently Asked Questions

What is CVE-2023-41603? +

D-Link R15 before v1.08.02 was discovered to contain no firewall restrictions for IPv6 traffic. This allows attackers to arbitrarily access any services running on the device that may be inadvertently listening via IPv6. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2023-41603? +

CVE-2023-41603 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2023-41603? +

CVE-2023-41603 affects products from dlink, specifically: r15, r15_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-41603? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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