SB2018081446 - Information disclosure in samba (Alpine package)
Published: August 14, 2018
Security Bulletin ID
SB2018081446
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Information disclosure (CVE-ID: CVE-2018-10919)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to missing access control checks when displaying values of confidential attributes. A remote authenticated attacker can use LDAP search expression to obtain both of attributes where the schema SEARCH_FLAG_CONFIDENTIAL (0x80) searchFlags bit and where an explicit Access Control Entry has been specified on the ntSecurityDescriptor.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=4546f9e35ada97ed969b42d4d722ed955a9a767c
- https://git.alpinelinux.org/aports/commit/?id=d687a72fe70a1c11bae70cc0418ea1125a9b9c25
- https://git.alpinelinux.org/aports/commit/?id=2a5d0006bdb59356b99ca90d9b2b6147c0d526f6
- https://git.alpinelinux.org/aports/commit/?id=53e46bd2838462d43bb89139a98f91afc31b6a08
- https://git.alpinelinux.org/aports/commit/?id=d773d4c9846c9af6fff4cf55c1942ce486760f82