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Bp Premier CVE-2026-114119

| EUVDEUVD-2026-106922 CRITICAL
Use of Hard-coded Credentials (CWE-798)
2026-10-21 VulnCheck GHSA-hmqc-m6cv-3c9r
9.3
CVSS 4.0 · Vendor: VulnCheck
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Reach SQL Server instance over network
  2. Delivery
    Authenticate with hardcoded sysadmin password
  3. Exploit
    Bypass application authentication layer
  4. Execution
    Enable xp_cmdshell via sysadmin rights
  5. Persist
    Execute OS commands as SYSTEM
  6. Impact
    Full host and patient-data compromise

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Credential externalization
MITRE ATT&CK

2 techniques across 2 tactics: Persistence, Credential Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

The attacker needs network-level TCP connectivity to the bundled Microsoft SQL Server instance backing Bp Premier (default SQL Server port 1433) and knowledge of the static, installation-wide hardcoded sysadmin password - no application account, no valid user credentials, and no user interaction are required. OS command execution as SYSTEM presupposes the SQL Server service runs with SYSTEM privileges (the documented default) and that xp_cmdshell can be enabled by a sysadmin (possible by default for a sysadmin login). The primary limiting factor is database reachability: in correctly segmented clinic LANs the SQL instance is not internet-exposed, so exploitation is realistically constrained to attackers already on the internal network or deployments that expose port 1433; the credential cannot be changed without breaking the application, so no in-product hardening is possible pending the 1.14.1.1128 patch.

Impact

This is a genuine high-priority issue, not a CVSS-inflated paper risk. The vendor-assigned CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H, score 9.3) aligns cleanly with the description: a hardcoded Microsoft SQL Server sysadmin password (CWE-798) shared across all installations and unchangeable means exploitation requires no privileges, no user interaction, and low complexity - any attacker who can reach the SQL Server instance can authenticate as sysadmin and reach OS command execution as SYSTEM. Exploitation status: no public exploit identified at time of analysis (no KEV listing and no POC referenced in the provided intelligence), so this is a severe-but-not-yet-publicly-weaponized flaw. No EPSS score and no SSVC decision data were provided, so probabilistic exploitation likelihood cannot be quantified from this input. The single most important mitigating signal NOT captured by the network-vector metric is reachability: the CVSS AV:N assumes the SQL Server port is reachable by the attacker, but Bp Premier is a clinical practice system typically deployed on a LAN, so real-world risk is dominated by whether TCP 1433 is exposed beyond the local/clinic network - internet-exposed or flat-network deployments are critical, well-segmented ones are substantially lower. A patch is available from the vendor, which is the decisive remediation signal here.

Exploit ScenarioDerived

An attacker with network reachability to the Bp Premier SQL Server instance (e.g., a malicious insider on the clinic LAN, or an external attacker where port 1433 is exposed) connects directly to the database and authenticates using the universal hardcoded sysadmin credential, bypassing the application entirely. With sysadmin rights they enable and invoke xp_cmdshell to run operating system commands as SYSTEM, achieving full host compromise and access to patient data. No public exploit code is referenced, but the attack is trivial to reproduce once the static password is known, given the low complexity and no authentication barrier.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
Patch available 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Oct 21, 2026

Authentication bypass and SYSTEM-level command execution in Best Practice Software Bp Premier before 1.14.1.1128 stem from a hardcoded, installation-wide Microsoft SQL Server sysadmin password, allowing unauthenticated remote attackers with TCP access to the database to bypass application authentication and execute operating system commands as SYSTEM under the documented default SQL service configuration. The credential is shared across all installations and cannot be changed without breaking the application, so no in-product hardening is possible pending the vendor patch. No public exploit code or CISA KEV entry was identified at time of analysis, but the main constraint is database reachability: deployments exposing SQL Server port 1433 or attackers already on the clinic LAN can exploit it.

RemediationAI

Vendor-released patch: upgrade Bp Premier to 1.14.1.1128 or later using the Oxford SP1 release notes at https://kb.bestpracticesoftware.com/bppremier/oxford/WhatsNew/BpPremier_OxfordSP1_ReleaseNotes.htm, and refer to the VulnCheck advisory at https://www.vulncheck.com/advisories/best-practice-software-bp-premier-before-1.14.1.1128-hardcoded-sql-server-administrative-credential for additional detail. Because the hardcoded sysadmin password cannot be changed without breaking the application, there is no supported in-product workaround; prioritize patching every instance. If immediate patching is not possible, restrict TCP access to the SQL Server instance, especially default port 1433, with host firewalls or network segmentation so only required Bp Premier application hosts can reach it, and ensure the instance is never internet-exposed; the trade-off is that any overly broad SQL access remains the primary exploit precondition. Consider running the SQL Server service under a low-privilege service account instead of SYSTEM to reduce the impact of xp_cmdshell abuse, but validate this with the vendor because it may affect supported operation. Monitor SQL Server authentication logs for unexpected sysadmin logins and alert on 1433 connections from non-application hosts; disabling xp_cmdshell can raise the bar, but a sysadmin can re-enable it unless enforced by policy.

Affected VersionsENISA

Bp Premier 0 <1.14.1.1128

Affected Packages

euvd bp_premier fix: 1.14.1.1128

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

CWE-798 (Use of Hard-coded Credentials) is the root cause: Bp Premier bundles Microsoft SQL Server and deploys the same sysadmin password across every installation, with no supported way to rotate it without breaking application functionality. An attacker needs network-level TCP connectivity to the SQL Server instance, typically default port 1433, and knowledge of the static password; no application account, valid user credentials, or user interaction are required, consistent with the assessed PR:N/UI:N vector. Successful sysadmin authentication bypasses the application's own authentication layer and permits enabling xp_cmdshell; if SQL Server runs as SYSTEM, which the assessment identifies as the documented default, commands execute as SYSTEM. The CPE cpe:2.3:a:best_practice_software:bp_premier:*:*:*:*:*:*:*:* covers the pre-fix product line, and exploitation is realistically bounded by segmentation because correctly segregated clinic LANs do not expose the SQL instance to the internet.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (VulnCheck) PRIMARY 9.3 CRITICAL
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
vuln.today AI 10.0 CRITICAL

Hardcoded sysadmin credential gives unauthenticated network DB access (PR:N/AC:L), and reaching OS command execution as SYSTEM crosses from the database to the host authority, so S:C with full C/I/A.

3.1 AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Primary rating from Vendor (VulnCheck).

CVSS VectorVendor: VulnCheck

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
High
Vulnerable system: Availability
High
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

Best Practice Software Bp Premier before 1.14.1.1128 uses a hardcoded Microsoft SQL Server administrative password that is shared across all installations and cannot be changed without breaking the application. Attackers with network access to the database instance can authenticate as sysadmin, bypass application authentication, and execute operating system commands as SYSTEM.

Executive ViewAI

Why It Matters

Best Practice Software Bp Premier contains a critical authentication bypass and command execution flaw that could let an attacker with network access to the database take full control of the server. Because the weakness stems from a hardcoded credential shared across all installations, a single exploit method could affect multiple healthcare organizations at once, making this a systemic risk rather than an isolated incident. Leadership should prioritize remediation and reduce database exposure to limit the blast radius.

Business Impact: Severe
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.4%
Top 64% exploitable
Prevalence
Low
industry-specific clinical practice software, concentrated in Australian healthcare
Social Media
1
Sightings
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.4%
Patch available Yes
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Out-of-Cycle
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact
Very High

Priority Score

46
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +46
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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