CVE-2023-48250
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedThe vulnerability allows a remote attacker to authenticate to the web application with high privileges through multiple hidden hard-coded accounts.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceA remote attacker can authenticate to the web application using multiple hidden hard-coded backdoor accounts that grant high privileges. This is a critical authentication bypass vulnerability where credentials are embedded directly in the application code.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data>= 1000, <= 1500-sp2CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
-
Identify the installed Bosch Nexo Os versionAccess the system administration interface or use the product's built-in version check command to retrieve the exact version numberAffected if The version falls within the range 1000 to 1500-sp2 inclusive
-
Locate the web application source codeNavigate to the application installation directory and identify the source files for the web application componentAffected if Source code is present and accessible for inspection
-
Search for hard-coded credentials in application codeUse grep or a text search tool to scan source files for suspicious hard-coded username/password pairs, looking for embedded credentials that are not referenced from external configurationAffected if Hard-coded credentials are found directly embedded in the code
-
Check for undocumented administrator accountsReview the application's user database or account configuration files for accounts that do not correspond to legitimate organizational usersAffected if Hidden or undocumented accounts with elevated privileges exist in the system
-
Verify the web authentication mechanismExamine the authentication module code to confirm whether it allows login with credentials derived from hard-coded values in the sourceAffected if The authentication logic contains or references embedded credentials for login purposes
A defender is affected if they are running Bosch Nexo Os versions 1000 through 1500-sp2 and the application contains hard-coded backdoor credentials that allow unauthorized privileged access.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataRemove all hard-coded accounts from the source code, implement proper credential management, and rotate any credentials that may have been exposed.
- Consultation6.0 h
- Implementation12.0 h
- Testing8.0 h
- Review / QA6.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $9,024.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-48250 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-48250 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
Be the first to add a field note for this CVE — a mitigation you’ve verified, a version caveat, or a link to a working fix. Sign in above to contribute.
A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data