CVE-2019-25679
HIGHRealTerm Serial Terminal 2.0.0.70 Buffer Overflow SEH
Title source: cnaDescription
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.
Exploits (1)
exploitdb
WORKING POC
by Matteo Malvica · pythonlocalwindows
https://www.exploit-db.com/exploits/46441
Scores
CVSS v3
7.8
EPSS
0.0001
EPSS Percentile
0.5%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (2)
crun/realterm
2.0.0.70
Realterm/RealTerm: Serial Terminal
1.11.2
Published
Apr 05, 2026
Tracked Since
Apr 06, 2026