Commit Graph

4068 Commits

Author SHA1 Message Date
Benjamin Muskalla
e2bd792fc2 Consider bulk-like data for argument accessors 2021-11-10 16:30:25 +01:00
Benjamin Muskalla
739fe75194 Support flow for factory and strategy pattern
* Support models for factories that create
new instances of an object while tainting it with incoming data
* Support models to infer super types for
private implementations to expose the models
at the right level
2021-11-10 16:30:24 +01:00
Benjamin Muskalla
58de6d143f Add docs to explain the models captured by the predicates 2021-11-10 16:30:24 +01:00
Benjamin Muskalla
747ab122c3 Restrict fluent api models to same type access 2021-11-10 16:30:24 +01:00
Benjamin Muskalla
8564c9001a Fix naming for source nodes 2021-11-10 16:30:24 +01:00
Benjamin Muskalla
9500c9c8bc Support lambda flow for source models
Also rely on public API to detect the source node
2021-11-10 16:30:24 +01:00
Benjamin Muskalla
35baa1c3df Support bulkdata for boxed types as well 2021-11-10 16:30:23 +01:00
Benjamin Muskalla
83b4070f31 Fix bug to accept bulk data for char/byte arrays 2021-11-10 16:30:23 +01:00
Benjamin Muskalla
281f25403d Match enclosing unit without casting to specific nodes 2021-11-10 16:30:23 +01:00
Benjamin Muskalla
bc10fd94cb Support generating only specific models 2021-11-10 16:30:23 +01:00
Benjamin Muskalla
0e9fcc6c39 Only generate models for local supertypes
Avoid generating models for classes
implementing external SPI (e.g. `FileFilter`).
Keep `toString` models intact as they're
commonly used as taint-propagation method
(e.g. see `Joiner`).
2021-11-10 16:30:23 +01:00
Benjamin Muskalla
157f56f48a Capture model for defining interface
Instead of modeling individual implementations, take a more general
approach of reuse dataflows for interfaces defined by a library. This allows
tracking flows across all implementations and aligns better with how we
manually model frameworks. This may have some FPs given all possible flows
are modeled for a specific interface but also covers more scenarios where
we don't know which implementation of an interface is used.
2021-11-10 16:30:22 +01:00
Benjamin Muskalla
f36bb8baaf Exclude models for simpler types
Avoid generating models for types that can't really propagate taint
in a valuable way (e.g. primitivies, BigInt, ..). Keep tracking
bulk-like data (e.g. char[] or byte[]).
2021-11-10 16:30:22 +01:00
Benjamin Muskalla
842f617bc1 Order sinks and sources first 2021-11-10 16:30:22 +01:00
Benjamin Muskalla
be150f269b Formatting 2021-11-10 16:30:22 +01:00
Benjamin Muskalla
2654e27123 Exclude known internal APIs from being modeled 2021-11-10 16:30:22 +01:00
Benjamin Muskalla
6b2460d4a1 Formatting 2021-11-10 16:30:21 +01:00
Benjamin Muskalla
060862ab3b Avoid certain test sources in models 2021-11-10 16:30:21 +01:00
Benjamin Muskalla
e607953b9c Simplify query 2021-11-10 16:30:21 +01:00
Benjamin Muskalla
9a859334d4 Formatting 2021-11-10 16:30:21 +01:00
Benjamin Muskalla
6c59333716 Remove workaround that accounted for missing flow 2021-11-10 16:30:21 +01:00
Benjamin Muskalla
7dae6122d9 Support CharSequence#toString
Given CharSequence is often used as an
alias for String, ensure taint through toString is flowing
2021-11-10 16:30:20 +01:00
Benjamin Muskalla
ca9d5439f0 Restrict source configuration to return nodes 2021-11-10 16:30:20 +01:00
Benjamin Muskalla
7a7ec06819 Simplify sink configuration 2021-11-10 16:30:20 +01:00
Benjamin Muskalla
1a4fd7bc7d Allow camelcase names 2021-11-10 16:30:20 +01:00
Benjamin Muskalla
2b2ac82fb7 Fix bug in sink detection 2021-11-10 16:30:20 +01:00
Benjamin Muskalla
c616eb1473 Fix finding more sources 2021-11-10 16:30:19 +01:00
Benjamin Muskalla
38579ef25b Add proper metadata to queries 2021-11-10 16:30:19 +01:00
Benjamin Muskalla
a80d50cbc0 Simplify field flow 2021-11-10 16:30:19 +01:00
Benjamin Muskalla
a1d8dfb524 Initial support for source models 2021-11-10 16:30:19 +01:00
Benjamin Muskalla
c844f5382f Add script to generate flow models 2021-11-10 16:30:19 +01:00
Benjamin Muskalla
f9fea15a52 Initial support for capturing sink models 2021-11-10 16:30:18 +01:00
Benjamin Muskalla
364de55b8d Support parameter->parameter flow 2021-11-10 16:30:18 +01:00
Benjamin Muskalla
cd11ef3bf6 Support outgoing taint flow from fields 2021-11-10 16:30:18 +01:00
Benjamin Muskalla
c3462be2c9 Capture argument->return value flows 2021-11-10 16:30:18 +01:00
Benjamin Muskalla
4ca006ba3d Only expose visible innner classes 2021-11-10 16:30:18 +01:00
Benjamin Muskalla
88032afdc3 Add test for final class 2021-11-10 16:30:17 +01:00
Benjamin Muskalla
ec772fb6b2 Add support for qualifier flow 2021-11-10 16:30:17 +01:00
Benjamin Muskalla
32ef40c77b Add scaffolding for summary model generator 2021-11-10 16:30:17 +01:00
Tom Hvitved
198b321158 Java: Hide parameters of summarized callables 2021-11-10 15:13:32 +01:00
Anders Schack-Mulligen
6d9fb3ca43 Dataflow: Sync. 2021-11-10 15:11:13 +01:00
Anders Schack-Mulligen
678a21e532 Dataflow: Support hidden return nodes in subpaths. 2021-11-10 15:11:13 +01:00
Benjamin Muskalla
f9fa22c14d Removed unused import 2021-11-10 10:21:54 +01:00
Benjamin Muskalla
1a751608de Extract Commons IO into seperate file 2021-11-10 10:15:27 +01:00
github-actions[bot]
f5426336c3 Add changed framework coverage reports 2021-11-10 00:09:06 +00:00
Anders Schack-Mulligen
1efe1e0d10 Java: Improve algorithm for subtyping of parameterized types. 2021-11-09 15:49:17 +01:00
Benjamin Muskalla
bfe2e2e0b9 Model taint for FilterOutputStream 2021-11-09 14:21:50 +01:00
Anders Schack-Mulligen
1e0eb2f6e4 Merge pull request #7072 from aschackmull/java/nomagic-synchsetunsynchget
Java: Fix bad magic in SynchSetUnsynchGet.
2021-11-08 13:48:22 +01:00
Anders Schack-Mulligen
92fb7f555c Java: Fix bad magic in SynchSetUnsynchGet. 2021-11-08 11:42:20 +01:00
Anders Schack-Mulligen
85fdbda16f Merge pull request #7002 from aschackmull/java/field-node
Java: Add FieldValueNode to break up cartesian step relation.
2021-11-08 09:31:42 +01:00