PT-2023-1014 · Microsoft+1 · Windows+1

Jan Vojtěšek + 2 · Publicado 2023-01-10 · Atualizado 2024-06-28 · CVE-2023-21674

Positive Technologies (AI Summary)

CVSS v3.1

8.8

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions Windows versions prior to the fixed version

Description The issue is related to a buffer overflow in the Windows Advanced Local Procedure Call (ALPC) handler, which can be exploited to elevate privileges and execute arbitrary code with SYSTEM privileges. An elevation-of-privilege vulnerability allows attackers to affect the system. The vulnerability has been exploited in the wild and can be used to break out of the sandbox in Chromium.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

LPE

Use After Free

Buffer Overflow

Enumeração de Fraquezas

CWE-416

CWE-119

Identificadores relacionados

BDU:2023-00065

CVE-2023-21674

Produtos afetados

Chromium

Windows

Referências · 21

• 🔥 https://github.com/MzHmO/Exploit-Street/tree/main/2023/CVE-2023-21674 · Exploit
• 🔥 https://github.com/hd3s5aa/CVE-2023-21674 · Exploit
• https://t.me/true_secator/3921 · Publicação no Telegram
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21674 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2023-21674 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2023-21674 · Aviso do Fabricante
• https://t.me/offensivetwitter/2339 · Publicação no Telegram
• https://twitter.com/clovernetics/status/1707726399086137768 · Publicação no Twitter
• https://t.me/echeloneyes/1060 · Publicação no Telegram
• https://t.me/pentestingnews/32004 · Publicação no Telegram
• https://safe-surf.ru/specialists/bulletins-nkcki/688434 · Nota de Segurança
• https://cisa.gov/known-exploited-vulnerabilities-catalog · Nota
• https://twitter.com/hd3s5aa/status/1766320498072228313 · Publicação no Twitter
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21674 · Nota de Segurança
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-44680 · Aviso do Fabricante