CVE-2019-25679
High · 7.8CVSS
7.8
EPSS
0.3%
Published
Apr 5, 2026
CISA due date
—
The record
RealTerm Serial Terminal 2.0.0.70 contains a structured exception handling (SEH) buffer overflow vulnerability in the Echo Port tab that allows local attackers to execute arbitrary code by supplying a malicious payload. Attackers can craft a buffer overflow payload with a POP POP RET gadget chain and shellcode that triggers code execution when pasted into the Port field and the Change button is clicked.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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