What is CVE-2019-5137?

CVE-2019-5137 is a high-severity vulnerability in Moxa Awk-3131a, classified under Use of Hard-coded Cryptographic Key. CVSS score: 7.5/10. Published 2020-02-25.

How severe is CVE-2019-5137?

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

Vulnerability in Moxa Awk-3131a

CVE-2019-5137

The usage of hard-coded cryptographic keys within the ServiceAgent binary allows for the decryption of captured traffic across the network from or to the Moxa AWK-3131A firmware version 1.13.

Published 2020-02-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.023 (82.4th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000

Affected products

Moxa Awk-3131a
Moxa Awk-3131a Firmware — versions 1.13
Moxa — versions Moxa AWK-3131A Firmware version 1.13

Weakness classification (CWE)

References

talosintelligence.com/vulnerability_reports/TALOS-2019-0926 (Technical Description, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-5137?: CVE-2019-5137 is a high-severity vulnerability in Moxa Awk-3131a, classified under Use of Hard-coded Cryptographic Key. CVSS score: 7.5/10. Published 2020-02-25.
How severe is CVE-2019-5137?: High severity. CVSS v3 base score is 7.5 out of 10.