Which versions of Backup Key Recovery are affected by CVE-2019-25599?

Organizations using Backup Key Recovery 2.2.4 should be aware of moderate risk from CVE-2019-25599 rated CVSS 6.2. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2019-25599?

Yes, a public proof-of-concept exploit is available for CVE-2019-25599. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2019-25599?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Backup Key Recovery CVE-2019-25599

Q: What is the CVSS score of CVE-2019-25599?

CVE-2019-25599 has a CVSS 4.0 base score of 6.9 (Medium). CVSS vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

EUVD-2019-19940 MEDIUM

Return of Pointer Value Outside of Expected Range (CWE-466)

2026-03-22 VulnCheck

GHSA-h8p8-gv8p-x88f

Denial Of Service Backup Key Recovery

6.9

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

6.9 MEDIUM

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

Apr 16, 2026 - 16:22 NVD

6.2 (MEDIUM) 6.9 (MEDIUM)

PoC Detected

Mar 23, 2026 - 14:31 vuln.today

Public exploit code

EUVD ID Assigned

Mar 22, 2026 - 13:45 euvd

EUVD-2019-19940

Analysis Generated

Mar 22, 2026 - 13:45 vuln.today

CVE Published

Mar 22, 2026 - 13:38 nvd

MEDIUM 6.2

CVE Published

Mar 22, 2026 - 13:38 cve.org

MEDIUM 6.9

DescriptionCVE.org

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.

AnalysisAI

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. Rated medium severity (CVSS 6.9), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-466. 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. Affected products include: Nsauditor Backup Key Recovery.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.