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.

The EPSS score is 0.00149.

Exploitation none

Automatable yes

Technical Impact partial

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 —

Configuration 1 [-]

cpe:2.3:a:inextrix:astpp:4.0.1:*:*:*:*:*:*:*

No data.

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Vendors Products
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Project Subscriptions

Vendors Products
Astpp Subscribe
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Inextrix Subscribe
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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

Fri, 20 Feb 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Inextrix
Inextrix astpp
CPEs cpe:2.3:a:inextrix:astpp:4.0.1:*:*:*:*:*:*:*
Vendors & Products Inextrix
Inextrix astpp

Thu, 12 Feb 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 12 Feb 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Astpp
Astpp astpp
Vendors & Products Astpp
Astpp astpp

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: 2026-02-12T14:52:10.872Z

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

Link: CVE-2020-37104

cve-icon Vulnrichment

Updated: 2026-02-12T14:51:32.013Z

cve-icon NVD

Status : Analyzed

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

Modified: 2026-02-20T20:20:52.220

Link: CVE-2020-37104

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-12T10:00:52Z

Weaknesses