Vulnerability identifier: #VU29432

Vulnerability risk: Medium

CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: N/A

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Delta Industrial Automation DOPSoft
Client/Desktop applications / Other client software

Vendor: Delta Electronics, Inc.

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when parsing the EnRcpNoName information within DPA files. A remote attacker can create a specially crafted DPA file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Delta Industrial Automation DOPSoft: 4.00.08.15

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External links
http://www.zerodayinitiative.com/advisories/ZDI-20-799/
http://www.zerodayinitiative.com/advisories/ZDI-20-798/
http://www.zerodayinitiative.com/advisories/ZDI-20-797/
http://www.zerodayinitiative.com/advisories/ZDI-20-796/
http://www.zerodayinitiative.com/advisories/ZDI-20-795/
http://www.zerodayinitiative.com/advisories/ZDI-20-794/
http://www.zerodayinitiative.com/advisories/ZDI-20-793/
http://www.zerodayinitiative.com/advisories/ZDI-20-792/
http://www.zerodayinitiative.com/advisories/ZDI-20-791/
http://www.zerodayinitiative.com/advisories/ZDI-20-790/
http://www.zerodayinitiative.com/advisories/ZDI-20-788/
http://www.zerodayinitiative.com/advisories/ZDI-20-787/
http://www.us-cert.gov/ics/advisories/icsa-20-182-01

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.