Flawfinder version 2.0.10, (C) 2001-2019 David A. Wheeler.
Number of rules (primarily dangerous function names) in C/C++ ruleset: 223
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/access.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/annotation.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/assign.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/external/json.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/external/pegtl.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/from_file.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/from_files.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/from_input.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/action.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/annotation.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/binary_state.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/concat.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/configurator.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/control.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/entry.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/entry_array.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/entry_object.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/events.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/extension_t.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/extension_utility.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/format.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/format_traits.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/forward.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/grammar.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/inner_extensions.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/json.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/key_utility.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/member_extensions.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/number_action.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/number_state.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/pegtl.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase1_access.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase1_assign.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase1_erase.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase2.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase2_access.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase2_add.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase2_guard.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase2_process.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase2_repackage.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/reverse.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/state.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/string_state.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/system.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/to_stream.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/try_catch.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/type_traits.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/value_extensions.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/value_traits.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/key.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/part.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/builtin.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/from_file.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/from_input.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/all_of.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/any_of.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/array.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/binary.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/boolean.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/compare.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/constant.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/container.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/grammar.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/has_property.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/if_then_else.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/iless.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/is_integer.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/is_regex.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/is_unsigned.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/istring.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/items.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/list.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/multiple_of.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/node.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/node_utility.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/not_ref.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/null.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/number.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/object.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/one_of.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/pattern.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/properties.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/property.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/property_names.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/ref.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/ref_impl.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/schema.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/size.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/string.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/switch_case.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/trivial.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/unique_items.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/internal/validator.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/schema/validator.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/to_stream.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/traits.hpp
Examining data/tao-config-0.0+git20200604.84a7383/include/tao/config/value.hpp
Examining data/tao-config-0.0+git20200604.84a7383/src/example/config/dump_only_data.cpp
Examining data/tao-config-0.0+git20200604.84a7383/src/example/config/dump_only_json.cpp
Examining data/tao-config-0.0+git20200604.84a7383/src/example/config/dump_phase_one.cpp
Examining data/tao-config-0.0+git20200604.84a7383/src/example/config/dump_with_meta.cpp
Examining data/tao-config-0.0+git20200604.84a7383/src/test/config/errors.cpp
Examining data/tao-config-0.0+git20200604.84a7383/src/test/config/schema.cpp
Examining data/tao-config-0.0+git20200604.84a7383/src/test/config/tests.cpp
Examining data/tao-config-0.0+git20200604.84a7383/tests/showcase.c
FINAL RESULTS:
data/tao-config-0.0+git20200604.84a7383/include/tao/config/access.hpp:19:39: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
const json::basic_value< Traits >& access( const json::basic_value< Traits >& v, const key& k );
data/tao-config-0.0+git20200604.84a7383/include/tao/config/access.hpp:32:14: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
return access( j->second, p );
data/tao-config-0.0+git20200604.84a7383/include/tao/config/access.hpp:44:14: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
return access( v.get_array()[ n ], p );
data/tao-config-0.0+git20200604.84a7383/include/tao/config/access.hpp:56:14: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
return access( v.get_array().back(), p );
data/tao-config-0.0+git20200604.84a7383/include/tao/config/access.hpp:60:39: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
const json::basic_value< Traits >& access( const json::basic_value< Traits >& v, const key& k )
data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase2_access.hpp:74:31: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
return config::access( e.get_atom(), p );
data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/phase2_access.hpp:136:26: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
return &config::access( *j[ 0 ], p );
data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/system.hpp:65:63: [4] (shell) popen:
This causes a new program to execute and is difficult to use safely
(CWE-78). try using a library call that implements the same functionality
if available.
const std::unique_ptr< FILE, void ( * )( FILE* ) > f( ::popen( c.c_str(), "r" ), []( FILE* f ) { ::pclose( f ); } );
data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/system.hpp:37:32: [3] (buffer) getenv:
Environment variables are untrustable input if they can be set by an
attacker. They can have any content and length, and the same variable can
be set more than once (CWE-807, CWE-20). Check environment variables
carefully before using them.
if( const char* r = std::getenv( e.c_str() ) ) {
data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/system.hpp:45:32: [3] (buffer) getenv:
Environment variables are untrustable input if they can be set by an
attacker. They can have any content and length, and the same variable can
be set more than once (CWE-807, CWE-20). Check environment variables
carefully before using them.
if( const char* r = std::getenv( e.c_str() ) ) {
data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/system.hpp:71:7: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char b[ 4096 ];
data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/system.hpp:22:56: [1] (buffer) read:
Check buffer boundaries if used in a loop including recursive loops
(CWE-120, CWE-20).
return pegtl::internal::file_reader( f.c_str() ).read();
data/tao-config-0.0+git20200604.84a7383/include/tao/config/internal/system.hpp:28:59: [1] (buffer) read:
Check buffer boundaries if used in a loop including recursive loops
(CWE-120, CWE-20).
return pegtl::internal::file_reader( f.c_str() ).read();
ANALYSIS SUMMARY:
Hits = 13
Lines analyzed = 7567 in approximately 0.19 seconds (40371 lines/second)
Physical Source Lines of Code (SLOC) = 5890
Hits@level = [0] 1 [1] 2 [2] 1 [3] 2 [4] 8 [5] 0
Hits@level+ = [0+] 14 [1+] 13 [2+] 11 [3+] 10 [4+] 8 [5+] 0
Hits/KSLOC@level+ = [0+] 2.37691 [1+] 2.20713 [2+] 1.86757 [3+] 1.69779 [4+] 1.35823 [5+] 0
Dot directories skipped = 1 (--followdotdir overrides)
Minimum risk level = 1
Not every hit is necessarily a security vulnerability.
There may be other security vulnerabilities; review your code!
See 'Secure Programming HOWTO'
(https://dwheeler.com/secure-programs) for more information.