Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being able to start Zim, resulting in a denial of service.
The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.
Link | Tags |
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https://github.com/zim-desktop-wiki/zim-desktop-wiki/issues/1028 | third party advisory |