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CVE-2021-24025

CRITICAL

9.8

Descricao

Due to incorrect string size calculations inside the preg_quote function, a large input string passed to the function can trigger an integer overflow leading to a heap overflow. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 and 4.93.1, and versions 4.94.0, 4.95.0, 4.96.0, 4.97.0, 4.98.0.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado3/10/2021

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

facebook:hhvm

Fraquezas (CWE)

CWE-122CWE-190

Referencias

https://github.com/facebook/hhvm/commit/08193b7f0cd3910256e00d599f0f3eb2519c44ca(cve-assign@fb.com)

https://hhvm.com/blog/2021/02/25/security-update.html(cve-assign@fb.com)

https://github.com/facebook/hhvm/commit/08193b7f0cd3910256e00d599f0f3eb2519c44ca(af854a3a-2127-422b-91ae-364da2661108)

https://hhvm.com/blog/2021/02/25/security-update.html(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

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