CVSS 3.1
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се локално, при специфични условия, с обикновен потребителски вход и без действие от потребителя.
- Експлоатация: има публичен пример за експлоатация
- Атаката не може да се автоматизира
Описание
Оригинално описание
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.
Засегнати продукти
- janmojzis tinyssh: 20250501; 20260301
Вид слабост
История
- 22 март 2026 Публикувано
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-4541
- https://nvd.nist.gov/vuln/detail/CVE-2026-4541
- 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/