Advisory Details

August 24th, 2022

Delta Industrial Automation DIALink Hardcoded Cryptographic Key Authentication Bypass Vulnerability

CVE ID	CVE-2022-2660
CVSS SCORE	9.8, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS	Delta Electronics
AFFECTED PRODUCTS	DIALink
VULNERABILITY DETAILS	This vulnerability allows remote attackers to bypass authentication on affected installations of Delta Industrial Automation DIALink. Authentication is not required to exploit this vulnerability. The specific flaw exists within the authorization of requests to the server. The issue results from hardcoding crytographic keys within the product. An attacker can leverage this vulnerability to bypass authentication on the system.
ADDITIONAL DETAILS	Delta Electronics has issued an update to correct this vulnerability. More details can be found at: https://www.cisa.gov/uscert/ics/advisories/icsa-22-235-02
DISCLOSURE TIMELINE	2022-04-27 - Vulnerability reported to vendor 2022-08-24 - Coordinated public release of advisory
CREDIT	Y4er

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