Unrated severityNVD Advisory· Published Mar 21, 2026· Updated Mar 24, 2026
RealTerm Serial Terminal 2.0.0.70 Denial of Service via Port Field
CVE-2019-25570
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.
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Affected products
1- Range: 2.0.0.70
Patches
Vulnerability mechanics
References
4- www.exploit-db.com/exploits/46390mitreexploit
- www.vulncheck.com/advisories/realterm-serial-terminal-denial-of-service-via-port-fieldmitrethird-party-advisory
- realterm.sourceforge.iomitreproduct
- sourceforge.net/projects/realterm/files/mitreproduct
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