Privilege escalation in Microsoft Windows SMB

1) Out-of-bounds read

EUVDB-ID: #VU88358

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-26245

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Windows SMB. A local user can trigger an out-of-bounds read error and read contents of memory on the system, leading to privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 10 Mobile - 11

CPE2.3

• cpe:2.3:o:microsoft:windows:10:Mobile:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10:S:*:*:*:*:*:
• cpe:2.3:o:microsoft:windows:10:Gold:*:*:*:*:*:
• 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:*:*:*:*:*:

External links

http://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26245

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?

No. We are not aware of malware exploiting this vulnerability.