PT-2025-15500 · Microsoft · Windows Kerberos+1

Virotwith · Publicado 2025-04-08 · Atualizado 2025-09-29 · CVE-2025-26647

Positive Technologies (AI Summary)

CVSS v3.1

8.8

Alta

Vetor base

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

Name of the Vulnerable Software and Affected Versions: Windows Kerberos (affected versions not specified)

Description: The issue is related to improper input validation in Windows Kerberos, allowing an unauthorized attacker to elevate privileges over a network. Microsoft has released patches in April to address this issue.

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

RCE

Enumeração de Fraquezas

CWE-20

Identificadores relacionados

BDU:2025-04135

CVE-2025-26647

Produtos afetados

Windows

Windows Kerberos

Referências · 23

• https://twitter.com/cheinyeanlim/status/1962188334153023914 · Publicação no Twitter
• https://nvd.nist.gov/vuln/detail/CVE-2025-26647 · Nota de Segurança
• https://twitter.com/endi24/status/1943632725576929543 · Publicação no Twitter
• https://twitter.com/Jfreeg_/status/1910016824667763150 · Publicação no Twitter
• https://twitter.com/BruceSaaaa/status/1920146526925406557 · Publicação no Twitter
• https://reddit.com/r/sysadmin/comments/1kjzbsg/april_2025_cve202526647_patch_is_causing_havoc · Publicação no Reddit
• https://twitter.com/syedaquib77/status/1920170980561039467 · Publicação no Twitter
• https://reddit.com/r/sysadmin/comments/1m75x5m/cve202526647_rhel_ad_joins_with_realmdsssd · Publicação no Reddit
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-26647 · Aviso do Fabricante
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26647 · Aviso do Fabricante
• https://t.me/cvenotify/118947 · Publicação no Telegram
• https://reddit.com/r/entra/comments/1jzfm4o/cve202526647_hello_for_business_cloud_trust_issues · Publicação no Reddit
• https://safe-surf.ru/specialists/bulletins-nkcki/719760 · Nota de Segurança
• https://twitter.com/windowsforum/status/1909676775417717209 · Publicação no Twitter
• https://reddit.com/r/sysadmin/comments/1ml1pep/kerberos_changes_and_moving_domain_controllers · Publicação no Reddit