Vulnerability identifier: #VU10815

Vulnerability risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-5449

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OnCell G3100-HSPA Series
Hardware solutions / Firmware

Vendor: Moxa

Description
The vulnerability allows remote attacker to cause DoS condition on the target system.

The vulnerability exists due to the application does not check for a NULL value. A remote attacker can trigger NULL pointer dereference and cause the device to become unavailable.

Mitigation
Install update from vendor's website.

Vulnerable software versions

OnCell G3100-HSPA Series: All versions

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External links
http://ics-cert.us-cert.gov/advisories/ICSA-18-060-02

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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.