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CVE-2016-0752: Ruby on Rails Directory Traversal Vulnerability

criticalknown exploitedpublic exploitCVE-2016-0752
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Directory traversal vulnerability in Action View in Ruby on Rails allows remote attackers to read arbitrary files.

CSIRTS triage

vendor: Ruby on Railsproduct: Ruby on RailsPath traversal
What
Directory traversal vulnerability in Action View in Ruby on Rails allows remote attackers to read arbitrary files.
Who is affected
Deployments of Ruby on Rails are affected.
Urgency
Remediation is urgent due to the critical nature of the vulnerability and its exploitation status.
Action
Apply the latest security updates for Ruby on Rails.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-03-25
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2016-0752

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2016-0752coverage & exploitation statusNVD · CVE.org

Recent advisories for Ruby on Rails

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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