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redhatRedHatRHSA-2021:4844
HistoryNov 29, 2021 - 12:29 p.m.

(RHSA-2021:4844) Important: samba security update

2021-11-2912:29:25
access.redhat.com
48
samba
security update
plaintext authentication
unprivileged user escalation
cvss score

CVSS2

8.5

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

CVSS3

8.1

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

EPSS

0.003

Percentile

69.5%

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

  • samba: A user in an AD Domain could become root on domain members (CVE-2020-25717)

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.

All users of Samba with Red Hat Gluster Storage are advised to upgrade to these updated packages.

OSVersionArchitecturePackageVersionFilename
RedHat7x86_64samba-devel< 4.11.6-114.el7rhgssamba-devel-4.11.6-114.el7rhgs.x86_64.rpm
RedHat7x86_64libsmbclient-devel< 4.11.6-114.el7rhgslibsmbclient-devel-4.11.6-114.el7rhgs.x86_64.rpm
RedHat7x86_64libwbclient-devel< 4.11.6-114.el7rhgslibwbclient-devel-4.11.6-114.el7rhgs.x86_64.rpm
RedHat7x86_64samba-common-tools< 4.11.6-114.el7rhgssamba-common-tools-4.11.6-114.el7rhgs.x86_64.rpm
RedHat7x86_64samba-common-libs< 4.11.6-114.el7rhgssamba-common-libs-4.11.6-114.el7rhgs.x86_64.rpm
RedHat7x86_64samba-krb5-printing< 4.11.6-114.el7rhgssamba-krb5-printing-4.11.6-114.el7rhgs.x86_64.rpm
RedHat7x86_64samba-libs< 4.11.6-114.el7rhgssamba-libs-4.11.6-114.el7rhgs.x86_64.rpm
RedHat7x86_64samba-winbind-clients< 4.11.6-114.el7rhgssamba-winbind-clients-4.11.6-114.el7rhgs.x86_64.rpm
RedHat7noarchsamba-common< 4.11.6-114.el7rhgssamba-common-4.11.6-114.el7rhgs.noarch.rpm
RedHat7x86_64samba< 4.11.6-114.el7rhgssamba-4.11.6-114.el7rhgs.x86_64.rpm
Rows per page:
1-10 of 221

Related

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nessus
nessus
Oracle Linux 7 : samba (ELSA-2021-5192)
2021-12-17 00:00:00
SUSE SLES15 Security Update : samba (SUSE-SU-2021:3674-1)
2021-11-17 00:00:00
SUSE SLES12 Security Update : samba (SUSE-SU-2021:3673-1)
2021-11-17 00:00:00
openvas
openvas
SUSE: Security Advisory (SUSE-SU-2021:3674-1)
2021-11-17 00:00:00
Synology Router Manager (SRM) Multiple Samba Vulnerabilities (Synology-SA-21:29)
2022-12-05 00:00:00
SUSE: Security Advisory (SUSE-SU-2021:3747-1)
2021-11-21 00:00:00
oraclelinux
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samba security and bug fix update
2021-12-17 00:00:00
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redhat
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(RHSA-2022:0074) Important: samba security update
2022-01-11 09:08:04
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(RHSA-2021:5082) Important: samba security update
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suse
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2021-11-16 00:00:00
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centos
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ctdb, libsmbclient, libwbclient, samba security update
2021-12-21 21:39:51
ctdb, libsmbclient, libwbclient, samba security update
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almalinux
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Important: samba security update
2021-12-13 08:15:38
Critical: samba security and bug fix update
2022-01-31 15:40:41
rocky
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samba security update
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2022-01-31 15:40:41
osv
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2021-12-13 08:15:38
Important: samba security update
2021-12-13 08:15:38
samba vulnerabilities
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amazon
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ubuntu
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cloudfoundry
cloudfoundry
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2022-01-20 00:00:00
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2022-01-20 00:00:00
f5
f5
K75547109 : Samba vulnerability CVE-2020-25717
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nvd
CVE-2020-25717
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alpinelinux
alpinelinux
CVE-2020-25717
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CVE-2016-2124
2022-02-18 18:15:08
samba
samba
A user in an AD Domain could become root on
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
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CVE-2016-2124
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ibm
ibm
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Authentication flaw
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ubuntucve
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redhatcve
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veracode
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Privilege Escalation
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cbl_mariner
cbl_mariner
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[SECURITY] [DSA 5003-1] samba security update
2021-11-09 18:46:42
avleonov
avleonov
How Debian OVAL content is structured
2023-01-10 20:07:04
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samba -- Multiple Vulnerabilities
2021-11-10 00:00:00
fedora
fedora
[SECURITY] Fedora 34 Update: libldb-2.3.2-1.fc34
2021-12-01 01:14:11
[SECURITY] Fedora 35 Update: samba-4.15.2-3.fc35
2021-11-19 01:16:32
[SECURITY] Fedora 34 Update: freeipa-4.9.6-4.fc34
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cisa
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altlinux
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CVSS2

8.5

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

CVSS3

8.1

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

EPSS

0.003

Percentile

69.5%

JSON
Related for RHSA-2021:4844
nessus58openvas47oraclelinux2redhat10suse5centos2almalinux2rocky2osv15amazon2ubuntu5cloudfoundry2f52cnvd2cvelist2nvd2alpinelinux2samba3cve2ibm3prion2ubuntucve2redhatcve2debiancve2veracode2cbl_mariner2debian5avleonov1freebsd1fedora5cisa1altlinux1mageia1rosalinux1gentoo1