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Merge pull request #10560 from alexrford/ruby/yaml-load_file

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Ruby: treat `Psych` and `YAML` as aliases for rb/unsafe-deserialization
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Alex Ford
2022-10-02 20:19:10 +01:00
committed by GitHub
parent 17e6b2af37 4ed4d31efd
commit 5c32c8badf
3 changed files with 16 additions and 3 deletions
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6
ruby/ql/test/query-tests/security/cwe-502/unsafe-deserialization/UnsafeDeserialization.expected
View File

@@ -16,6 +16,8 @@ edges
| UnsafeDeserialization.rb:58:17:58:28 | ...[...] : | UnsafeDeserialization.rb:68:23:68:31 | json_data |
| UnsafeDeserialization.rb:80:11:80:16 | call to params : | UnsafeDeserialization.rb:80:11:80:22 | ...[...] : |
| UnsafeDeserialization.rb:80:11:80:22 | ...[...] : | UnsafeDeserialization.rb:81:34:81:36 | xml |
| UnsafeDeserialization.rb:86:17:86:22 | call to params : | UnsafeDeserialization.rb:86:17:86:28 | ...[...] : |
| UnsafeDeserialization.rb:86:17:86:28 | ...[...] : | UnsafeDeserialization.rb:87:25:87:33 | yaml_data |
nodes
| UnsafeDeserialization.rb:9:39:9:44 | call to params : | semmle.label | call to params : |
| UnsafeDeserialization.rb:9:39:9:50 | ...[...] : | semmle.label | ...[...] : |
@@ -42,6 +44,9 @@ nodes
| UnsafeDeserialization.rb:80:11:80:16 | call to params : | semmle.label | call to params : |
| UnsafeDeserialization.rb:80:11:80:22 | ...[...] : | semmle.label | ...[...] : |
| UnsafeDeserialization.rb:81:34:81:36 | xml | semmle.label | xml |
| UnsafeDeserialization.rb:86:17:86:22 | call to params : | semmle.label | call to params : |
| UnsafeDeserialization.rb:86:17:86:28 | ...[...] : | semmle.label | ...[...] : |
| UnsafeDeserialization.rb:87:25:87:33 | yaml_data | semmle.label | yaml_data |
subpaths
#select
| UnsafeDeserialization.rb:10:27:10:41 | serialized_data | UnsafeDeserialization.rb:9:39:9:44 | call to params : | UnsafeDeserialization.rb:10:27:10:41 | serialized_data | Unsafe deserialization depends on a $@. | UnsafeDeserialization.rb:9:39:9:44 | call to params | user-provided value |
@@ -53,3 +58,4 @@ subpaths
| UnsafeDeserialization.rb:53:22:53:30 | json_data | UnsafeDeserialization.rb:51:17:51:22 | call to params : | UnsafeDeserialization.rb:53:22:53:30 | json_data | Unsafe deserialization depends on a $@. | UnsafeDeserialization.rb:51:17:51:22 | call to params | user-provided value |
| UnsafeDeserialization.rb:68:23:68:31 | json_data | UnsafeDeserialization.rb:58:17:58:22 | call to params : | UnsafeDeserialization.rb:68:23:68:31 | json_data | Unsafe deserialization depends on a $@. | UnsafeDeserialization.rb:58:17:58:22 | call to params | user-provided value |
| UnsafeDeserialization.rb:81:34:81:36 | xml | UnsafeDeserialization.rb:80:11:80:16 | call to params : | UnsafeDeserialization.rb:81:34:81:36 | xml | Unsafe deserialization depends on a $@. | UnsafeDeserialization.rb:80:11:80:16 | call to params | user-provided value |
| UnsafeDeserialization.rb:87:25:87:33 | yaml_data | UnsafeDeserialization.rb:86:17:86:22 | call to params : | UnsafeDeserialization.rb:87:25:87:33 | yaml_data | Unsafe deserialization depends on a $@. | UnsafeDeserialization.rb:86:17:86:22 | call to params | user-provided value |

6
ruby/ql/test/query-tests/security/cwe-502/unsafe-deserialization/UnsafeDeserialization.rb
View File

@@ -80,4 +80,10 @@ class UsersController < ActionController::Base
xml = params[:key]
hash = Hash.from_trusted_xml(xml)
end
# BAD
def route11
yaml_data = params[:key]
object = Psych.load yaml_data
end
end