CVE-2023-25681
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 · uneditedLDAP users on IBM Spectrum Virtualize 8.5 which are configured to require multifactor authentication can still authenticate to the CIM interface using only username and password. This does not affect local users with MFA configured or remote users authenticating via single sign-on. IBM X-Force ID: 247033.
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 · high confidenceIBM Spectrum Virtualize 8.5 contains an authentication bypass where LDAP users configured to require MFA can authenticate to the CIM (Common Information Model) interface using only username and password, bypassing the enforced MFA requirement.
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= 8.5.0.0CVSS 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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
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.
-
Verify IBM Spectrum Virtualize versionCheck the installed version of IBM Spectrum Virtualize to confirm it is version 8.5.0.0. Use the system's version reporting command or consult the product documentation for version identification.Affected if The installed version is exactly 8.5.0.0
-
Confirm CIM interface is accessibleDetermine whether the CIM (Common Information Model) interface is enabled and accessible on the system. Check the CIM service status or configuration settings.Affected if The CIM interface is enabled and exposed for user authentication
-
Check LDAP user authentication configurationReview the LDAP authentication settings to identify users or groups configured to require multi-factor authentication (MFA) for access.Affected if LDAP users are configured to require MFA for authentication
-
Test CIM authentication with LDAP MFA usersAttempt to authenticate to the CIM interface using an LDAP account that is configured to require MFA, providing only username and password without completing MFA. Observe whether authentication succeeds.Affected if Authentication succeeds with username and password alone, bypassing the MFA requirement for LDAP users in CIM
A user is affected if running IBM Spectrum Virtualize exactly version 8.5.0.0 with the CIM interface enabled and LDAP users configured to require MFA, where authentication to CIM succeeds without MFA completion.
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 dataApply IBM's patch for this vulnerability when available. In the interim, restrict CIM interface access to trusted networks or disable CIM interface access if not required, and verify that local MFA and SSO configurations remain unaffected.
- Consultation8.0 h
- Implementation4.0 h
- Testing6.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,728.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-25681 — 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-2023-25681 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