Description
A vulnerability was detected in wren-lang wren up to 0.4.0. Affected is the function resolveLocal of the file src/vm/wren_compiler.c. The manipulation results in uncontrolled recursion. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| wren-lang | wren | 0.1, 0.2, 0.3, 0.4.0 | — |
References
- VDB-348271 | wren-lang wren wren_compiler.c resolveLocal recursion vdb-entry technical-description
- VDB-348271 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #761305 | wren-lang wren main-branch Heap-based Buffer Overflow third-party-advisory
- https://github.com/wren-lang/wren/issues/1218 issue-tracking
- https://github.com/oneafter/0122/blob/main/i1218/repro exploit
- https://github.com/wren-lang/wren/ product