CVE-2019-25599

MEDIUM

Backup Key Recovery 2.2.4 Denial of Service via Name Field

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-25599. PoCs published by Victor Mondragón.

AI-analyzed exploit summary This PoC exploits a buffer overflow vulnerability in Backup Key Recovery 2.2.4 by writing a 300-byte string of 'A' characters to a file, which when pasted into the 'Name' field during registration, triggers a denial of service (DoS) crash.

Description

Backup Key Recovery 2.2.4 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Name field. Attackers can paste a buffer of 300 or more characters into the Name field during registration to trigger a crash when submitting the form.

Exploits (1)

exploitdb WORKING POC
by Victor Mondragón · pythondoswindows
https://www.exploit-db.com/exploits/46750

This PoC exploits a buffer overflow vulnerability in Backup Key Recovery 2.2.4 by writing a 300-byte string of 'A' characters to a file, which when pasted into the 'Name' field during registration, triggers a denial of service (DoS) crash.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Backup Key Recovery 2.2.4
No auth needed
Prerequisites: Python to generate the payload file · User interaction to paste the payload into the 'Name' field
devstral-2 · analyzed Mar 22, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit exploit
ExploitDB-46750
https://www.exploit-db.com/exploits/46750
Third Party Advisory third-party-advisory
VulnCheck Advisory: Backup Key Recovery 2.2.4 Denial of Service via Name Field
https://www.vulncheck.com/advisories/backup-key-recovery-denial-of-service-via-name-field

Scores

CVSS v3 6.2
EPSS 0.0012
EPSS Percentile 2.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-466
Status published
Products (1)
Nsauditor/Backup Key Recovery 2.2.4
Published Mar 22, 2026
Tracked Since Mar 22, 2026