Class: Brakeman::CheckSQLCVEs

Inherits:
BaseCheck show all
Defined in:
lib/brakeman/checks/check_sql_cves.rb

Constant Summary

Constants inherited from BaseCheck

BaseCheck::CONFIDENCE

Constants included from Util

Util::ALL_COOKIES, Util::ALL_PARAMETERS, Util::COOKIES, Util::COOKIES_SEXP, Util::DIR_CONST, Util::LITERALS, Util::PARAMETERS, Util::PARAMS_SEXP, Util::PATH_PARAMETERS, Util::QUERY_PARAMETERS, Util::REQUEST_COOKIES, Util::REQUEST_ENV, Util::REQUEST_PARAMETERS, Util::REQUEST_PARAMS, Util::REQUEST_REQUEST_PARAMETERS, Util::SAFE_LITERAL, Util::SESSION, Util::SESSION_SEXP, Util::SIMPLE_LITERALS

Constants inherited from SexpProcessor

SexpProcessor::VERSION

Instance Attribute Summary

Attributes inherited from BaseCheck

#tracker, #warnings

Attributes inherited from SexpProcessor

#context, #env, #expected

Instance Method Summary collapse

Methods inherited from BaseCheck

#add_result, inherited, #initialize, #process_array, #process_call, #process_cookies, #process_default, #process_dstr, #process_if, #process_params

Methods included from Messages

#msg, #msg_code, #msg_cve, #msg_file, #msg_input, #msg_lit, #msg_plain, #msg_version

Methods included from Util

#all_literals?, #array?, #block?, #call?, #camelize, #class_name, #constant?, #contains_class?, #cookies?, #dir_glob?, #false?, #hash?, #hash_access, #hash_insert, #hash_iterate, #hash_values, #integer?, #kwsplat?, #literal?, #make_call, #node_type?, #number?, #params?, #pluralize, #rails_version, #recurse_check?, #regexp?, #remove_kwsplat, #request_env?, #request_value?, #result?, #safe_literal, #safe_literal?, #safe_literal_target?, #set_env_defaults, #sexp?, #simple_literal?, #string?, #string_interp?, #symbol?, #template_path_to_name, #true?, #underscore

Methods included from ProcessorHelper

#current_file, #process_all, #process_all!, #process_call_args, #process_call_defn?, #process_class, #process_module

Methods inherited from SexpProcessor

#in_context, #initialize, #process, processors, #scope

Constructor Details

This class inherits a constructor from Brakeman::BaseCheck

Instance Method Details

#check_cve_2014_0080 ⇒ Object 



95
96
97
98
99
100
101
102
103
104
105
 
# File 'lib/brakeman/checks/check_sql_cves.rb', line 95

def check_cve_2014_0080
  return unless version_between? "4.0.0", "4.0.2" and
                @tracker.config.has_gem? :pg

  warn :warning_type => 'SQL Injection',
    :warning_code => :CVE_2014_0080,
    :message => msg(msg_version(rails_version), " contains a SQL injection vulnerability ", msg_cve("CVE-2014-0080"), " with PostgreSQL. Upgrade to ", msg_version("4.0.3")),
    :confidence => :high,
    :gem_info => gemfile_or_environment(:pg),
    :link_path => "https://groups.google.com/d/msg/rubyonrails-security/Wu96YkTUR6s/pPLBMZrlwvYJ"
end

#check_rails_versions_against_cve_issues ⇒ Object 



13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
 
# File 'lib/brakeman/checks/check_sql_cves.rb', line 13

def check_rails_versions_against_cve_issues
  issues = [
    {
      :cve => "CVE-2012-2660",
      :versions => [%w[2.0.0 2.3.14 2.3.17], %w[3.0.0 3.0.12 3.0.13], %w[3.1.0 3.1.4 3.1.5], %w[3.2.0 3.2.3 3.2.4]],
      :url => "https://groups.google.com/d/topic/rubyonrails-security/8SA-M3as7A8/discussion"
    },
    {
      :cve => "CVE-2012-2661",
      :versions => [%w[3.0.0 3.0.12 3.0.13], %w[3.1.0 3.1.4 3.1.5], %w[3.2.0 3.2.3 3.2.5]],
      :url => "https://groups.google.com/d/topic/rubyonrails-security/dUaiOOGWL1k/discussion"
    },
    {
      :cve => "CVE-2012-2695",
      :versions => [%w[2.0.0 2.3.14 2.3.15], %w[3.0.0 3.0.13 3.0.14], %w[3.1.0 3.1.5 3.1.6], %w[3.2.0 3.2.5 3.2.6]],
      :url => "https://groups.google.com/d/topic/rubyonrails-security/l4L0TEVAz1k/discussion"
    },
    {
      :cve => "CVE-2012-5664",
      :versions => [%w[2.0.0 2.3.14 2.3.15], %w[3.0.0 3.0.17 3.0.18], %w[3.1.0 3.1.8 3.1.9], %w[3.2.0 3.2.9 3.2.18]],
      :url => "https://groups.google.com/d/topic/rubyonrails-security/DCNTNp_qjFM/discussion"
    },
    {
      :cve => "CVE-2013-0155",
      :versions => [%w[2.0.0 2.3.15 2.3.16], %w[3.0.0 3.0.18 3.0.19], %w[3.1.0 3.1.9 3.1.10], %w[3.2.0 3.2.10 3.2.11]],
      :url => "https://groups.google.com/d/topic/rubyonrails-security/c7jT-EeN9eI/discussion"
    },
    {
      :cve => "CVE-2016-6317",
      :versions => [%w[4.2.0 4.2.7.0 4.2.7.1]],
      :url => "https://groups.google.com/d/msg/ruby-security-ann/WccgKSKiPZA/9DrsDVSoCgAJ"
    },

  ]

  unless lts_version? '2.3.18.6'
   issues << {
      :cve => "CVE-2013-6417",
      :versions => [%w[2.0.0 3.2.15 3.2.16], %w[4.0.0 4.0.1 4.0.2]],
      :url => "https://groups.google.com/d/msg/ruby-security-ann/niK4drpSHT4/g8JW8ZsayRkJ"
    }
  end

  if tracker.config.has_gem? :pg
    issues << {
      :cve => "CVE-2014-3482",
      :versions => [%w[2.0.0 2.9.9 3.2.19], %w[3.0.0 3.2.18 3.2.19], %w[4.0.0 4.0.6 4.0.7], %w[4.1.0 4.1.2 4.1.3]],
      :url => "https://groups.google.com/d/msg/rubyonrails-security/wDxePLJGZdI/WP7EasCJTA4J"
    } <<
    {
      :cve => "CVE-2014-3483",
      :versions => [%w[2.0.0 2.9.9 3.2.19], %w[3.0.0 3.2.18 3.2.19], %w[4.0.0 4.0.6 4.0.7], %w[4.1.0 4.1.2 4.1.3]],
      :url => "https://groups.google.com/d/msg/rubyonrails-security/wDxePLJGZdI/WP7EasCJTA4J" }
  end

  issues.each do |cve_issue|
    cve_warning_for cve_issue[:versions], cve_issue[:cve], cve_issue[:url]
  end
end

#cve_warning_for(versions, cve, link) ⇒ Object 



73
74
75
76
77
78
79
80
81
82
83
84
85
 
# File 'lib/brakeman/checks/check_sql_cves.rb', line 73

def cve_warning_for versions, cve, link
  upgrade_version = upgrade_version? versions
  return unless upgrade_version

  code = cve.tr('-', '_').to_sym

  warn :warning_type => 'SQL Injection',
    :warning_code => code,
    :message => msg(msg_version(rails_version), " contains a SQL injection vulnerability ", msg_cve(cve), ". Upgrade to ", msg_version(upgrade_version)),
    :confidence => :high,
    :gem_info => gemfile_or_environment,
    :link_path => link
end

#run_check ⇒ Object 



8
9
10
11
 
# File 'lib/brakeman/checks/check_sql_cves.rb', line 8

def run_check
  check_rails_versions_against_cve_issues
  check_cve_2014_0080
end

#upgrade_version?(versions) ⇒ Boolean

Returns:

  • (Boolean) 


87
88
89
90
91
92
93
 
# File 'lib/brakeman/checks/check_sql_cves.rb', line 87

def upgrade_version? versions
  versions.each do |low, high, upgrade|
    return upgrade if version_between? low, high
  end

  false
end