CVE-2024-58260
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 · uneditedA vulnerability has been identified within Rancher Manager where a missing server-side validation on the `.username` field in Rancher can allow users with update permissions on other User resources to cause denial of access for targeted 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 confidenceRancher Manager lacks server-side validation on the `.username` field during user resource updates. Authenticated users with update permissions on User resources can modify other users' usernames, potentially causing denial of access by locking legitimate users out of their accounts.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS 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
- High
- User interaction
- None
- Scope
- Changed
- Confidentiality
- None
- Integrity
- Low
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/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.
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Confirm Rancher Manager is installedCheck for Rancher Manager by querying for the Rancher API or UI endpoint, or look for rancher-related pods or services in the clusterAffected if Rancher Manager is not present in the environment
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Identify users with update permissions on User resourcesIn Rancher, navigate to Users & Authentication > Security > Roles and review which roles grant Update or Edit permissions on the user resource type, or use the API to query role assignments for permissions on the /v3/users endpointAffected if Any user role grants update permissions on User resources to non-admin users
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Verify if users can modify other users' usernamesUsing an account with update permissions on User resources, attempt to modify the username field of a different user account through the Rancher API or UIAffected if The username field can be modified on accounts other than one's own
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Review user permission assignments for over-privileged accountsList all users and their role bindings in Rancher, focusing on identifying non-admin users who have been assigned roles with update permissions on user resourcesAffected if Non-administrator users have roles allowing modification of other user accounts
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Check authentication logs for user modification eventsReview Rancher audit logs or authentication events for recent modifications to user resources, particularly username field changes, looking for unexpected or unauthorized updatesAffected if Audit logs show username modifications that were not performed by the affected user themselves
A user is affected if Rancher Manager is running and any authenticated user (other than an administrator) has update permissions on User resources, allowing them to modify usernames of other accounts.
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 vendor patches for CVE-2024-58260. Until then, restrict update permissions on User resources to only trusted administrators and audit existing user permissions.
- Consultation6.0 h
- Implementation12.0 h
- Testing10.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $8,928.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2024-58260 — 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-2024-58260 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
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- 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
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