Vulnerability Description
A vulnerability classified as problematic was found in vstakhov libucl up to 0.9.2. Affected by this vulnerability is the function ucl_parse_multiline_string of the file src/ucl_parser.c. The manipulation leads to heap-based buffer overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Vstakhov | Libucl | <= 0.9.2 |
Related Weaknesses (CWE)
References
- https://github.com/user-attachments/files/19825399/libucl_crash.txtExploit
- https://github.com/vstakhov/libucl/issues/319ExploitIssue Tracking
- https://vuldb.com/?ctiid.313615Permissions RequiredVDB Entry
- https://vuldb.com/?id.313615Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.601011Third Party AdvisoryVDB Entry
- https://github.com/vstakhov/libucl/issues/319ExploitIssue Tracking
FAQ
What is CVE-2025-6499?
CVE-2025-6499 is a vulnerability with a CVSS score of 3.3 (LOW). A vulnerability classified as problematic was found in vstakhov libucl up to 0.9.2. Affected by this vulnerability is the function ucl_parse_multiline_string of the file src/ucl_parser.c. The manipula...
How severe is CVE-2025-6499?
CVE-2025-6499 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-6499?
Check the references section above for vendor advisories and patch information. Affected products include: Vstakhov Libucl.