Description
A security vulnerability has been detected in OSPG binwalk up to 2.4.3. This vulnerability affects the function read_null_terminated_string of the file src/binwalk/plugins/winceextract.py of the component WinCE Extraction Plugin. Such manipulation of the argument self.file_name leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. The project maintainer confirms this issue: "I accept the existence of the Path Traversal vulnerability. However, as stated in the Github link, it reached EOL and as a result no actions should be expected." The GitHub repository mentions, that "[u]sers and contributors should migrate to binwalk v3." This vulnerability only affects products that are no longer supported by the maintainer.
Problem types
Product status
2.4.1
2.4.2
2.4.3
Timeline
| 2026-04-27: | Advisory disclosed |
| 2026-04-27: | VulDB entry created |
| 2026-04-27: | VulDB entry last update |
Credits
dhabaleshwar (VulDB User)
VulDB CNA Team
References
vuldb.com/vuln/359781 (VDB-359781 | OSPG binwalk WinCE Extraction Plugin winceextract.py read_null_terminated_string path traversal)
vuldb.com/vuln/359781/cti (VDB-359781 | CTI Indicators (IOB, IOC, TTP, IOA))
vuldb.com/submit/802228 (Submit #802228 | OSPG binwalk (Python version) <= 2.4.3 Path Traversal)
github.com/...rabilities/blob/main/binwalk_path_traversal.md