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CVE

CWE

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CVE-2019-25570

Published: Mar 21, 2026

Modified: Mar 24, 2026

PUBLISHED

CVSS v3.1

5.5

MEDIUM

Description

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.

Vendor	Product	Versions
Realterm	RealTerm: Serial Terminal	affected `2.0.0.70`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

ExploitDB-46390

exploit

Official Product Homepage

product

Product Reference

product

VulnCheck Advisory: RealTerm Serial Terminal 2.0.0.70 Denial of Service via Port Field

third-party-advisory

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