What is CVE-2019-9590?

CVE-2019-9590 is a high-severity vulnerability in Tengcon T-920 Plc. CVSS score: 7.5/10. Published 2019-03-06.

How severe is CVE-2019-9590?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Tengcon T-920 Plc

CVE-2019-9590

An issue was discovered on TENGCONTROL T-920 PLC v5.5 devices. It allows remote attackers to cause a denial of service (persistent failure mode) by sending a series of \x19\xb2\x00\x00\x00\x06\x43\x01\x00\xac\xff\x00 (aka UID 0x43) requests to TCP port 502.

EPSS: 0.018 (76.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Tengcon T-920_plc
Tengcon T-920_plc_firmware — versions 5.5
N/a — versions n/a

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-9590?: CVE-2019-9590 is a high-severity vulnerability in Tengcon T-920 Plc. CVSS score: 7.5/10. Published 2019-03-06.
How severe is CVE-2019-9590?: High severity. CVSS v3 base score is 7.5 out of 10.