Privilege escalation in Microsoft Windows Error Reporting Service

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU87370

Risk: High

CVSSv3.1: 8.4 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2024-26169

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in the Windows Error Reporting Service, which leads to security restrictions bypass and privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 10 Mobile - 11

Windows Server: 2012 R2 - 2022 23H2

CPE2.3

• cpe:2.3:o:microsoft:windows:10:Mobile:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10:Gold:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10:S:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10 20H2:10.0.19042.572:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10 21H1:10.0.19043.985:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10 21H2:10.0.19044.1288:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10 22H2:10.0.19045.2130:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10 1507:10.0.10240.16405:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10 1511:10.0.10586.3:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10 1607:10.0.14393.10:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows_server:2012 R2:*:*:*:*:*:*:

External links

http://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26169
http://symantec-enterprise-blogs.security.com/threat-intelligence/black-basta-ransomware-zero-day

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.