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CVE Record

CVE-2019-25061: The random_password_generator (aka RandomPasswordGenerator) gem through 1.0.0 for Ruby uses Kernel#rand to...

The random_password_generator (aka RandomPasswordGenerator) gem through 1.0.0 for Ruby uses Kernel#rand to generate passwords, which, due to its cyclic nature, can facilitate password prediction.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This CVE concerns a Ruby password generator gem that creates passwords using Ruby's Kernel#rand. The CVE states this generator is cyclic and can make passwords predictable. Business risk depends on whether generated passwords were used for real user accounts, service credentials, or recovery flows.

Executive priority

Treat this as targeted technical debt with credential-risk potential. Prioritize review if the gem generated customer, admin, or service passwords. If usage was only non-production or cosmetic, urgency is lower.

Technical view

random_password_generator, also called RandomPasswordGenerator, through version 1.0.0 uses Kernel#rand for password generation. The reported weakness is insufficient randomness for security-sensitive credentials, enabling prediction risk. The source bundle does not provide CVSS, CWE, confirmed exploit reports, or a verified fixed release.

Likely exposure

Exposure is likely limited to Ruby applications that import this gem through 1.0.0 and use its output as actual credentials or secrets. Test data, demos, and non-security random strings are lower concern.

Exploitation context

No active exploitation is supported by the provided sources, and the CVE is not in KEV. The risk is practical when an attacker can observe or infer enough generated passwords to predict future or related outputs.

Researcher notes

The evidence is narrow but clear on root cause: Kernel#rand in the gem through 1.0.0. Missing data includes CVSS, affected CPEs, CWE mapping, exploit reports, and confirmed release remediation status.

Mitigation direction

  • Inventory Ruby applications and dependency manifests for random_password_generator through 1.0.0.
  • Stop using this gem for security-sensitive password or secret generation.
  • Check the project PR and vendor guidance before assuming an official fixed release exists.
  • Replace affected generation paths with an approved cryptographically secure password generator.
  • Rotate passwords or secrets generated by this gem where exposure would matter.

Validation and detection

  • Review Gemfile.lock and build artifacts for random_password_generator versions through 1.0.0.
  • Trace every call site to determine whether outputs become credentials, tokens, or recovery secrets.
  • Confirm production password reset, onboarding, and service credential flows do not use this gem.
  • Verify replacement code uses cryptographically secure randomness, not Kernel#rand.
  • Document any generated secrets that require rotation based on business impact.
Prepared
Confidence
medium
Sources
6

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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description · low confidence lookup

Credential and access behavior lookup

The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2019-25061 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
5Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.