CVE-2019-25570CWE-1260

RealTerm Serial Terminal 2.0.0.70 Denial of Service via Port Field

Medium · published March 21, 2026

CVSS v4.0
6.8
EPSS
0%
Percentile
12.2
In the wild
Unconfirmed
What it is

RealTerm Serial Terminal 2.0.0.70 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Port field. Attackers can paste a buffer of 1000 characters into the Port input field and click the open button to trigger a crash.

The record
Technical detail
CVSS v4.0
6.8 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00223 · 12.2th percentile
Weakness
CWE-1260 · Improper Handling of Overlap Between Protected Memory Ranges
Published
2026-03-21T12:47Z
EPSS history
Timeline
  • 21 MAR 12:47Z
    RealTerm Serial Terminal 2.0.0.70 Denial of Service via Port Field
    cvelistv5