CVE Watch—

CVE-2023-23397

Microsoft Office Outlook Privilege Escalation Vulnerability

CVSS

—

Sem CVSS

EPSS

97.2%

p100

KEV

SIM

14 de mar. de 2023

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

97.2%EPSS · 30 dias97.2%

2026-10-082026-11-05

Ficha do catálogo KEV

Produto

Microsoft / Office

Vulnerabilidade

Microsoft Office Outlook Privilege Escalation Vulnerability

Adicionado ao KEV

14 de mar. de 2023

Corrigir até

4 de abr. de 2023

Uso conhecido em ransomware

Não

Descrição resumida

Microsoft Office Outlook contains a privilege escalation vulnerability that allows for a NTLM Relay attack against another service to authenticate as the user.

Ação necessária

Apply updates per vendor instructions.

Notas

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2023-23397, https://msrc.microsoft.com/blog/2023/03/microsoft-mitigates-outlook-elevation-of-privilege-vulnerability/, ; https://nvd.nist.gov/vuln/detail/CVE-2023-23397

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