CVE-2019-5148
CVSS v3
7.5
HIGH
EPSS Score
2.5 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
An exploitable denial-of-service vulnerability exists in ServiceAgent functionality of the Moxa AWK-3131A, firmware version 1.13. A specially crafted packet can cause an integer underflow, triggering a large memcpy that will access unmapped or out-of-bounds memory. An attacker can send this packet while unauthenticated to trigger this vulnerability.
Technical details
- Published
- 2020-02-25
Frequently asked questions
What is CVE-2019-5148?
An exploitable denial-of-service vulnerability exists in ServiceAgent functionality of the Moxa AWK-3131A, firmware version 1.13. A specially crafted packet can cause an integer underflow, triggering a large memcpy that will access unmapped or out-of-bounds memory. An attacker can send this packet while unauthenticated to trigger this vulnerability.
Is CVE-2019-5148 actively exploited?
Active exploitation of CVE-2019-5148 has not been confirmed. Its EPSS score was 2.5% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-5148?
CVE-2019-5148 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2019-5148 affecting your environment?
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