Vulnerability identifier: #VU29594
Vulnerability risk: Medium
CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-476
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
GOT2000 GT27 model
Server applications /
SCADA systems
GOT2000 GT25 model
Server applications /
SCADA systems
GOT2000 GT23 model
Server applications /
SCADA systems
Vendor: Mitsubishi Electric
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the TCP/IP function. A remote attacker can trigger denial of service conditions via a specially crafted packet.
Mitigation
Install update from vendor's website.
Vulnerable software versions
GOT2000 GT27 model: All versions
GOT2000 GT25 model: All versions
GOT2000 GT23 model: All versions
External links
http://jvn.jp/en/vu/JVNVU95413676/index.html
http://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-005_en.pdf
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. However, proof of concept for this vulnerability is available.