PT-2019-16118 · Serenityos · Serenityos

Fire30 · Publicado 2019-12-31 · Atualizado 2022-12-08 · CVE-2019-20172

Positive Technologies (AI Summary)

CVSS v3.1

7.8

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions SerenityOS versions prior to 2019-12-30

Description The issue allows local users to gain privileges by overwriting a return address found on the kernel stack, due to the failure of Kernel/VM/MemoryManager.cpp to reject syscalls with pointers into the kernel-only virtual address space.

Recommendations For versions prior to 2019-12-30, update to a version released after 2019-12-30 to resolve the issue.

Exploit

Correção

Buffer Overflow

Enumeração de Fraquezas

CWE-119

Identificadores relacionados

CVE-2019-20172

Produtos afetados

Serenityos

Referências · 4

• 🔥 https://github.com/Fire30/CTF-WRITEUPS/tree/master/36c3_ctf/wisdom · Exploit
• https://github.com/SerenityOS/serenity/commit/0fc24fe2564736689859e7edfa177a86dac36bf9 · Correção
• https://nvd.nist.gov/vuln/detail/CVE-2019-20172 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2019-20172 · Aviso do Fabricante