CVE-2022-32744: High severity samba vulnerability

Published Aug 25, 2022
·
Updated

A flaw was found in Samba. The KDC accepts kpasswd requests encrypted with any key known to it. By encrypting forged kpasswd requests with its own key, a user can change other users' passwords, enabling full domain takeover.

Affected Software

3 affected components
Samba Samba>=4.3.0<4.14.14
Samba Samba>=4.15.0<4.15.9
Samba Samba>=4.16.0<4.16.4

Event History

Aug 25, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness

Frequently Asked Questions

1

What is CVE-2022-32744?

CVE-2022-32744 is a vulnerability in Samba that allows an attacker to change other users' passwords and potentially take over the entire domain.

2

How does CVE-2022-32744 work?

CVE-2022-32744 allows an attacker to encrypt forged kpasswd requests with its own key, tricking the KDC into accepting the requests and changing other users' passwords.

3

What is the severity of CVE-2022-32744?

CVE-2022-32744 has a severity score of 8.8 (high).

4

Which versions of Samba are affected by CVE-2022-32744?

Samba versions 4.3.0 to 4.14.14, 4.15.0 to 4.15.9, and 4.16.0 to 4.16.4 are affected by CVE-2022-32744.

5

How can I fix CVE-2022-32744?

To fix CVE-2022-32744, it is recommended to upgrade Samba to a patched version provided by the vendor.

Contact

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