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Description

Top Password Software Dialup Password Recovery 1.30 contains a denial of service vulnerability that allows attackers to crash the application by overflowing input fields. Attackers can trigger the vulnerability by inserting a large 5000-character payload into the User Name and Registration Code input fields.

PUBLISHED Reserved 2026-02-10 | Published 2026-02-11 | Updated 2026-02-12 | Assigner VulnCheck




MEDIUM: 4.6CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Problem types

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Product status

1.30
affected

Credits

Antonio de la Piedra finder

References

www.exploit-db.com/exploits/47907 (ExploitDB-47907) exploit

www.top-password.com/ (Vendor Homepage) product

www.vulncheck.com/...lup-password-recovery-denial-of-service (VulnCheck Advisory: Top Password Software Dialup Password Recovery 1.30 - Denial of Service) third-party-advisory

cve.org (CVE-2020-37191)

nvd.nist.gov (CVE-2020-37191)

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