Scientific Linux Security Update : samba on SL7.x i686/x86_64 (2020:5439)
critical Nessus Plugin ID 144296
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Synopsis
The remote Scientific Linux host is missing one or more security updates.Description
The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2020:5439-1 advisory.- samba: Netlogon elevation of privilege vulnerability (Zerologon) (CVE-2020-1472)
- samba: Missing handle permissions check in SMB1/2/3 ChangeNotify (CVE-2020-14318)
- samba: Unprivileged user can crash winbind (CVE-2020-14323)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the affected packages.See Also
https://www.scientificlinux.org/category/sl-errata/slsa-20205439-1
Plugin Details
Severity: Critical
ID: 144296
File Name: sl_20201215_samba_on_SL7_x.nasl
Version: 1.6
Type: local
Agent: unix
Published: 12/15/2020
Updated: 2/25/2022
Supported Sensors: Nessus Agent
Risk Information
CVSS Score Source: CVE-2020-1472
VPR
Risk Factor: Critical
Score: 10
CVSS v2
Risk Factor: High
Base Score: 9.3
Temporal Score: 8.1
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Temporal Vector: E:H/RL:OF/RC:C
CVSS v3
Risk Factor: Critical
Base Score: 10
Temporal Score: 9.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Temporal Vector: E:H/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:libsmbclient, p-cpe:/a:fermilab:scientific_linux:libsmbclient-devel, p-cpe:/a:fermilab:scientific_linux:libwbclient, p-cpe:/a:fermilab:scientific_linux:libwbclient-devel, p-cpe:/a:fermilab:scientific_linux:samba, p-cpe:/a:fermilab:scientific_linux:samba-client, p-cpe:/a:fermilab:scientific_linux:samba-client-libs, p-cpe:/a:fermilab:scientific_linux:samba-common, p-cpe:/a:fermilab:scientific_linux:samba-common-libs, p-cpe:/a:fermilab:scientific_linux:samba-common-tools, p-cpe:/a:fermilab:scientific_linux:samba-dc, p-cpe:/a:fermilab:scientific_linux:samba-dc-libs, p-cpe:/a:fermilab:scientific_linux:samba-debuginfo, p-cpe:/a:fermilab:scientific_linux:samba-devel, p-cpe:/a:fermilab:scientific_linux:samba-krb5-printing, p-cpe:/a:fermilab:scientific_linux:samba-libs, p-cpe:/a:fermilab:scientific_linux:samba-pidl, p-cpe:/a:fermilab:scientific_linux:samba-python, p-cpe:/a:fermilab:scientific_linux:samba-python-test, p-cpe:/a:fermilab:scientific_linux:samba-test, p-cpe:/a:fermilab:scientific_linux:samba-test-libs, p-cpe:/a:fermilab:scientific_linux:samba-vfs-glusterfs, p-cpe:/a:fermilab:scientific_linux:samba-winbind, p-cpe:/a:fermilab:scientific_linux:samba-winbind-clients, p-cpe:/a:fermilab:scientific_linux:samba-winbind-krb5-locator, p-cpe:/a:fermilab:scientific_linux:samba-winbind-modules
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RedHat/release, Host/RedHat/rpm-list
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 12/15/2020
Vulnerability Publication Date: 8/11/2020
CISA Known Exploited Dates: 9/21/2020
Reference Information
CVE: CVE-2020-1472, CVE-2020-14318, CVE-2020-14323
RHSA: RHSA-2020:5439
CISA-NCAS: AA22-011A