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.
Attack Parameters
Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
Low
Partial disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 6
https://github.com/oneafter/0122/blob/main/i1218/repro
cna@vuldb.com
https://github.com/wren-lang/wren/
cna@vuldb.com
https://github.com/wren-lang/wren/issues/1218
cna@vuldb.com
https://vuldb.com/?ctiid.348271
cna@vuldb.com
https://vuldb.com/?id.348271
cna@vuldb.com
https://vuldb.com/?submit.761305
cna@vuldb.com