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Advisories

LogChimp before 0.9.3 Authorization Bypass via PATCH /api/v1/posts

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Severity
high
Date
Affecting

  • logchimp >= 0.9.0-alpha.1, < 0.9.3

CWE
  • CWE-639 Authorization Bypass Through User-Controlled Key
CVSS
7.1
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Credit
leediay153 from Viettel Post, mittalyashu
Description
LogChimp 0.9.0-alpha.1 before 0.9.3 contains an authorization bypass vulnerability that allows authenticated post authors to modify any other post by supplying mismatched postId and id body parameters. Attackers can set postId to their own post and id to an enumerated victim post UUID to overwrite its title, slug, content, boardId and roadmap_id.

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