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CVE-2021-39175

HIGH

8.1

Descricao

HedgeDoc is a platform to write and share markdown. In versions prior to 1.9.0, an unauthenticated attacker can inject arbitrary JavaScript into the speaker-notes of the slide-mode feature by embedding an iframe hosting the malicious code into the slides or by embedding the HedgeDoc instance into another page. The problem is patched in version 1.9.0. There are no known workarounds aside from upgrading.

Detalhes CVE

Pontuacao CVSS v3.18.1

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioREQUIRED

Publicado8/30/2021

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

hedgedoc:hedgedoc

Fraquezas (CWE)

CWE-74CWE-346CWE-79

Referencias

https://github.com/hedgedoc/hedgedoc/pull/1369(security-advisories@github.com)

https://github.com/hedgedoc/hedgedoc/pull/1375(security-advisories@github.com)

https://github.com/hedgedoc/hedgedoc/pull/1513(security-advisories@github.com)

https://github.com/hedgedoc/hedgedoc/security/advisories/GHSA-j748-779h-9697(security-advisories@github.com)

https://github.com/hedgedoc/hedgedoc/pull/1369(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/hedgedoc/hedgedoc/pull/1375(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/hedgedoc/hedgedoc/pull/1513(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/hedgedoc/hedgedoc/security/advisories/GHSA-j748-779h-9697(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

Sem correlacoes registradas

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