SB2022111138 - SUSE update for samba

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Main Vulnerability Database SB2022111138

SB2022111138 - SUSE update for samba

Published: November 11, 2022

Security Bulletin ID SB2022111138
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Adjecent network
Highest impact Data manipulation

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Use of insufficiently random values (CVE-ID: CVE-2022-1615)

CWE-ID: CWE-330 - Use of Insufficiently Random Values

CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to usage of predictable random values within the GnuTLS gnutls_rnd() function. A remote user can decrypt sensitive information.


2) Incorrect default permissions (CVE-ID: CVE-2022-32743)

CWE-ID: CWE-276 - Incorrect Default Permissions

CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to Samba does not validate the Validated-DNS-Host-Name for the dNSHostName attribute. A remote attacker can set an arbitrary hostname and perform MitM attack.


Remediation

Install update from vendor's website.

References