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Fencer Vulns
medium 6.4

CVE-2006-3694 json

Multiple unspecified vulnerabilities in Ruby before 1.8.5 allow remote attackers to bypass "safe level" checks via unspecified vectors invo…

published 2006-07-19 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-3689

cvss
6.4
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.8%
EPSS 5.8% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Multiple unspecified vulnerabilities in Ruby before 1.8.5 allow remote attackers to bypass "safe level" checks via unspecified vectors involving (1) the alias function and (2) "directory operations".

Patch / fix

  • ruby RHEL 3 1.6.8-9.EL3.6
  • ruby RHEL 4 1.8.1-7.EL4.6
  • irb RHEL 3 1.6.8-9.EL3.6
  • irb RHEL 4 1.8.1-7.EL4.6
  • ruby-libs RHEL 3 1.6.8-9.EL3.6
  • ruby-libs RHEL 4 1.8.1-7.EL4.6
  • ruby-mode RHEL 3 1.6.8-9.EL3.6
  • ruby-mode RHEL 4 1.8.1-7.EL4.6

red hat advisories RHSA-2006:0604

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2006-3694 updated

security flaw

  • Red Hat Desktop version 3 irb 1.6.8-9.EL3.6, ruby 1.6.8-9.EL3.6, ruby-libs 1.6.8-9.EL3.6, ruby-mode 1.6.8-9.EL3.6, ruby-tcltk 1.6.8-9.EL3.6 Red Hat Enterprise Linux AS version 3 irb 1.6.8-9.EL3.6, ruby 1.6.8-9.EL3.6, ruby-libs 1.6.8-9.EL3.6, ruby-mode 1.6.8-9.EL3.6, ruby-tcltk 1.6.8-9.EL3.6 Red Hat Enterprise Linux AS version 4 irb 1.8.1-7.EL4.6, ruby 1.8.1-7.EL4.6, ruby-libs 1.8.1-7.EL4.6, ruby-mode 1.8.1-7.EL4.6, ruby-tcltk 1.8.1-7.EL4.6 Red Hat Enterprise Linux Desktop version 4 irb 1.8.1-7.EL4.6, ruby 1.8.1-7.EL4.6, ruby-libs 1.8.1-7.EL4.6, ruby-mode 1.8.1-7.EL4.6, ruby-tcltk 1.8.1-7.EL4.6 Red Hat Enterprise Linux ES version 3 irb 1.6.8-9.EL3.6, ruby 1.6.8-9.EL3.6, ruby-libs 1.6.8-9.EL3.6, ruby-mode 1.6.8-9.EL3.6, ruby-tcltk 1.6.8-9.EL3.6 Red Hat Enterprise Linux ES version 4 irb 1.8.1-7.EL4.6, ruby 1.8.1-7.EL4.6, ruby-libs 1.8.1-7.EL4.6, ruby-mode 1.8.1-7.EL4.6, ruby-tcltk 1.8.1-7.EL4.6
    +2 more products
    Red Hat Enterprise Linux WS version 3 irb 1.6.8-9.EL3.6, ruby 1.6.8-9.EL3.6, ruby-libs 1.6.8-9.EL3.6, ruby-mode 1.6.8-9.EL3.6, ruby-tcltk 1.6.8-9.EL3.6 Red Hat Enterprise Linux WS version 4 irb 1.8.1-7.EL4.6, ruby 1.8.1-7.EL4.6, ruby-libs 1.8.1-7.EL4.6, ruby-mode 1.8.1-7.EL4.6, ruby-tcltk 1.8.1-7.EL4.6
    fixed: vendor fix RHSA-2006:0604

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.85% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:P/I:P/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.