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redhatRedHatRHSA-2021:5192
HistoryDec 16, 2021 - 4:19 p.m.

(RHSA-2021:5192) Important: samba security and bug fix update

2021-12-1616:19:48
access.redhat.com
57

8.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:C/I:C/A:N

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

0.002 Low

EPSS

Percentile

57.1%

JSON

Samba is an open-source implementation of the Server Message Block (SMB) protocol and the related Common Internet File System (CIFS) protocol, which allow PC-compatible machines to share files, printers, and various information.

Security Fix(es):

  • samba: Active Directory (AD) domain user could become root on domain members (CVE-2020-25717)

  • samba: SMB1 client connections can be downgraded to plaintext authentication (CVE-2016-2124)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • Backport IDL changes to harden Kerberos communication (BZ#2021428)
OSVersionArchitecturePackageVersionFilename
RedHat7x86_64libsmbclient-devel< 4.10.16-17.el7_9libsmbclient-devel-4.10.16-17.el7_9.x86_64.rpm
RedHat7ppc64lesamba-dc-libs< 4.10.16-17.el7_9samba-dc-libs-4.10.16-17.el7_9.ppc64le.rpm
RedHat7s390xsamba-winbind-krb5-locator< 4.10.16-17.el7_9samba-winbind-krb5-locator-4.10.16-17.el7_9.s390x.rpm
RedHat7s390xsamba-common-tools< 4.10.16-17.el7_9samba-common-tools-4.10.16-17.el7_9.s390x.rpm
RedHat7s390xlibsmbclient-devel< 4.10.16-17.el7_9libsmbclient-devel-4.10.16-17.el7_9.s390x.rpm
RedHat7s390xsamba-python< 4.10.16-17.el7_9samba-python-4.10.16-17.el7_9.s390x.rpm
RedHat7x86_64samba-winbind< 4.10.16-17.el7_9samba-winbind-4.10.16-17.el7_9.x86_64.rpm
RedHat7ppclibsmbclient-devel< 4.10.16-17.el7_9libsmbclient-devel-4.10.16-17.el7_9.ppc.rpm
RedHat7x86_64samba-devel< 4.10.16-17.el7_9samba-devel-4.10.16-17.el7_9.x86_64.rpm
RedHat7ppc64samba-winbind-modules< 4.10.16-17.el7_9samba-winbind-modules-4.10.16-17.el7_9.ppc64.rpm
Rows per page:
1-10 of 1371

Related

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nessus 56
oraclelinux 2
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redhat 10
centos 2
rocky 2
almalinux 2
amazon 2
osv 14
cloudfoundry 2
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alpinelinux 2
nvd 2
cvelist 2
cnvd 2
samba 3
cve 2
f5 2
ubuntucve 2
veracode 2
debiancve 2
prion 2
redhatcve 2
cbl_mariner 2
ibm 3
debian 5
avleonov 1
fedora 5
cisa 1
freebsd 1
altlinux 1
mageia 1
gentoo 1
openvas
openvas
openSUSE: Security Advisory for samba (openSUSE-SU-2021:3674-1)
2021-11-18 00:00:00
Synology Router Manager (SRM) Multiple Samba Vulnerabilities (Synology-SA-21:29)
2022-12-05 00:00:00
Samba 3.0.0 < 4.13.14, 4.14.0 < 4.14.10, 4.15.0 < 4.15.2 Multiple Vulnerabilities
2021-11-11 00:00:00
nessus
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SUSE SLES12 Security Update : samba (SUSE-SU-2021:3673-1)
2021-11-17 00:00:00
SUSE SLES15 Security Update : samba (SUSE-SU-2021:3674-1)
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Oracle Linux 7 : samba (ELSA-2021-5192)
2021-12-17 00:00:00
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rocky
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2022-01-31 15:40:41
almalinux
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Important: samba security update
2021-12-13 08:15:38
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amazon
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Critical: samba
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osv
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cloudfoundry
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2022-01-20 00:00:00
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ubuntu
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Samba vulnerabilities
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Samba vulnerabilities
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alpinelinux
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CVE-2016-2124
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nvd
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CVE-2016-2124
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cvelist
cvelist
CVE-2020-25717
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cnvd
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2021-11-12 00:00:00
samba
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2021-11-09 00:00:00
SMB1 client connections can be downgraded to plaintext authentication
2021-11-09 00:00:00
Kerberos acceptors need easy access to stable
2021-11-09 00:00:00
cve
cve
CVE-2020-25717
2022-02-18 18:15:08
CVE-2016-2124
2022-02-18 18:15:08
f5
f5
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ubuntucve
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2021-11-12 11:52:18
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redhatcve
redhatcve
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cbl_mariner
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debian
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2021-11-09 18:46:42
[SECURITY] [DSA 5003-1] samba security update
2021-11-09 18:46:42
avleonov
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How Debian OVAL content is structured
2023-01-10 20:07:04
fedora
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[SECURITY] Fedora 35 Update: samba-4.15.2-3.fc35
2021-11-19 01:16:32
[SECURITY] Fedora 34 Update: libldb-2.3.2-1.fc34
2021-12-01 01:14:11
[SECURITY] Fedora 34 Update: samba-4.14.10-2.fc34
2021-12-01 01:14:11
cisa
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Samba Releases Security Updates
2021-11-09 00:00:00
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2021-11-10 00:00:00
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2021-11-07 00:00:00
mageia
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2021-12-26 03:14:13
gentoo
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2023-09-17 00:00:00

8.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:C/I:C/A:N

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

0.002 Low

EPSS

Percentile

57.1%

JSON
Related for RHSA-2021:5192
openvas47nessus56oraclelinux2suse5redhat10centos2rocky2almalinux2amazon2osv14cloudfoundry2ubuntu5alpinelinux2nvd2cvelist2cnvd2samba3cve2f52ubuntucve2veracode2debiancve2prion2redhatcve2cbl_mariner2ibm3debian5avleonov1fedora5cisa1freebsd1altlinux1mageia1gentoo1