BYVoid OpenCC MaxMatchSegmentation.cpp MaxMatchSegmentation heap-based overflow
Vulnerability Description
A weakness has been identified in BYVoid OpenCC up to 1.1.9. This vulnerability affects the function opencc::MaxMatchSegmentation of the file src/MaxMatchSegmentation.cpp. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. Patch name: 345c9a50ab07018f1b4439776bad78a0d40778ec. To fix this issue, it is recommended to deploy a patch.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Oneafter (VulDB User)
References
- https://vuldb.com/?id.341708
- https://vuldb.com/?ctiid.341708
- https://vuldb.com/?submit.733347
- https://github.com/BYVoid/OpenCC/issues/997
- https://github.com/BYVoid/OpenCC/pull/1005
- https://github.com/oneafter/1222/blob/main/repro
- https://github.com/BYVoid/OpenCC/commit/345c9a50ab07018f1b4439776bad78a0d40778ec
- https://github.com/BYVoid/OpenCC/
Affected Vendor
BYVoid
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