ASTPP 4.0.1 contains an information disclosure vulnerability that allows unauthenticated attackers to download database backup files by predicting backup filename patterns. Attackers can generate a list of 6-digit PIN combinations and fuzz the backup download URL to exfiltrate sensitive database information from the /database_backup/ directory.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
ASTPP ASTPP affected
Version Status Constraints
4.0.1 affected —

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/iNextrix/ASTPP cve-icon cve-icon
https://www.astppbilling.org/ cve-icon cve-icon
https://www.exploit-db.com/exploits/47900 cve-icon cve-icon
https://www.vulncheck.com/advisories/astpp-voip-billing-database-backup-download cve-icon cve-icon
History

Wed, 11 Feb 2026 21:00:00 +0000

Type Values Removed Values Added
Description ASTPP 4.0.1 contains an information disclosure vulnerability that allows unauthenticated attackers to download database backup files by predicting backup filename patterns. Attackers can generate a list of 6-digit PIN combinations and fuzz the backup download URL to exfiltrate sensitive database information from the /database_backup/ directory.
Title ASTPP 4.0.1 VoIP Billing - Database Backup Download
Weaknesses CWE-538
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-02-11T20:49:47.837Z

Reserved: 2026-02-01T13:16:06.490Z

Link: CVE-2020-37104

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-02-11T21:16:08.040

Modified: 2026-02-11T21:16:08.040

Link: CVE-2020-37104

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses