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CVE-2006-4112

20
FAUCET Score

CVE-2006-4112 describes an unspecified vulnerability within the dependency resolution mechanism of Ruby on Rails versions 1.1.0 through 1.1.5. This flaw allows remote attackers to execute arbitrary Ruby code via a malformed URL, leading to a denial of service (application hang) or data loss. With a CVSS score of 7.5, it is considered high severity, requiring no authentication and having low attack complexity, with potential impacts on confidentiality, integrity, and availability. There is no evidence of active exploitation, nor are there publicly available exploits in Metasploit, Nuclei, or ExploitDB, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.1.0CPE matchmatch criteria
cpe:2.3:a:rubyonrails:rails:1.1.0:*:*:*:*:*:*:*
1.1.1CPE matchmatch criteria
cpe:2.3:a:rubyonrails:rails:1.1.1:*:*:*:*:*:*:*
1.1.2CPE matchmatch criteria
cpe:2.3:a:rubyonrails:rails:1.1.2:*:*:*:*:*:*:*
1.1.3CPE matchmatch criteria
cpe:2.3:a:rubyonrails:rails:1.1.3:*:*:*:*:*:*:*
1.1.4CPE matchmatch criteria
cpe:2.3:a:rubyonrails:rails:1.1.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.06%
Probability of exploitation in next 30 days
EPSS Percentile
86.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0306 is in the 75th percentile among its peer group of 51,553 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

rubygemspatch availablevia ghsa
Product: railsFixed in: 1.1.6

Vendor Advisories (1)

rubygemsGHSA-9wrq-xvmp-xjc8high

Rails Denial of Service vulnerability

Oct 24, 2017

References

secunia.com / advisories/21424
PatchVendor Advisory
secunia.com / advisories/21466
Vendor Advisory
secunia.com / advisories/21749
Vendor Advisory
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/28364
weblog.rubyonrails.org / 2006/8/10/rails-1-1-6-backports-and-full-disclosure
Patch
gentoo.org / security/en/glsa/glsa-200608-20.xml
PatchVendor Advisory
kb.cert.org / vuls/id/699540
PatchUS Government Resource
novell.com / linux/security/advisories/2006_21_sr.html
securityfocus.com / archive/1/442934/100/0/threaded
securityfocus.com / bid/19454
Patch