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CVE-2019-5418 CISA KEV · Actively exploited

Rails Ruby on Rails Path Traversal Vulnerability

CVSS score

—

EPSS probability

%98.5

Risk score

—

Published

1 y ago

Mitigation available

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Impact on My Inventory

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Vulnerability description

DayBreach CVE AI Research

CVE-2019-5418 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

Rails Ruby on Rails contains a path traversal vulnerability in Action View. Specially crafted accept headers in combination with calls to `render file:` can cause arbitrary files on the target server to be rendered, disclosing the file contents.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2019-5418 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1railsRuby on Rails View
Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Does this CVE affect my Red Hat product?

The results come directly from the Red Hat CSAF VEX product status; they are not estimates.

Fix released

Bu ürün dalı için Red Hat düzeltmesi yayımlanmış.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
8.1cvss_v3HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HRed Hat

Patch and Remediation Guide

Solution & Remediation Advisory

Workaround

Resmî yama doğrulanamadı; geçici azaltım veya workaround mevcut.

canonical

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

This CVE is marked as actively exploited in the CISA KEV catalogue, but no verified, downloadable public PoC or Metasploit module has been found yet. Evidence of active exploitation does not mean that public exploit code exists.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-5418 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-5418 weaknesses.

Official Sources and Advisories

Geçici çözüm

Resmî yama doğrulanamadı; geçici azaltım veya workaround mevcut.

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