High severity · published May 6, 2020
CVE-2020-10704
A flaw was found when using samba as an Active Directory Domain Controller
7.5
CVSS
3.5%
EPSS
No
On KEV
Description
A flaw was found when using samba as an Active Directory Domain Controller. Due to the way samba handles certain requests as an Active Directory Domain Controller LDAP server, an unauthorized user can cause a stack overflow leading to a denial of service. The highest threat from this vulnerability is to system availability. This issue affects all samba versions before 4.10.15, before 4.11.8 and before 4.12.2.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.5% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0 · source: NVD
FE
Fedora · Fedoraproject
30; 31 · source: NVD
LE
Leap · Opensuse
15.2 · source: NVD
SA
Samba · Samba
4.0.0 before 4.10.15; 4.11.0 before 4.11.8; 4.12.0 before 4.12.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-10704
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-10704
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10704
Mailing List
https://lists.debian.org/debian-lts-announce/2020/11/msg00041.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U5KW3ZO35NVDO57JSBZHTQZOS3AIQ5QE/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y7DVGCHG3XPIBQ5ETGMGW7MXNOO4HFH4/
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