Description
A flaw has been found in janmojzis tinyssh up to 20250501. Impacted is an unknown function of the file tinyssh/crypto_sign_ed25519_tinyssh.c of the component Ed25519 Signature Handler. This manipulation causes improper verification of cryptographic signature. The attack is restricted to local execution. The attack's complexity is rated as high. The exploitability is considered difficult. The exploit has been published and may be used. Upgrading to version 20260301 is recommended to address this issue. Patch name: 9c87269607e0d7d20174df742accc49c042cff17. Upgrading the affected component is recommended.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
janmojzis tinyssh
20250501affected20260301unaffected
References
- https://vuldb.com/vuln/352358 ↗
- https://vuldb.com/vuln/352358/cti ↗
- https://vuldb.com/submit/774687 ↗
- https://github.com/janmojzis/tinyssh/issues/101 ↗
- https://github.com/janmojzis/tinyssh/pull/102 ↗
- https://github.com/janmojzis/tinyssh/issues/101#issue-3983586116 ↗
- https://github.com/janmojzis/tinyssh/commit/9c87269607e0d7d20174df742accc49c042cff17 ↗
- https://github.com/janmojzis/tinyssh/releases/tag/20260301 ↗
- https://github.com/janmojzis/tinyssh/ ↗