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CVE-2020-10700

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Date: May 4, 2020

A use-after-free flaw was found in the way samba AD DC LDAP servers, handled 'Paged Results' control is combined with the 'ASQ' control. A malicious user in a samba AD could use this flaw to cause denial of service. This issue affects all samba versions before 4.10.15, before 4.11.8 and before 4.12.2.

Language: C

Severity Score

Related Resources (16)

https://security-tracker.debian.org/tracker/CVE-2020-10700
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-10700
https://www.samba.org/samba/security/CVE-2020-10700.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00054.html
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10700
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U5KW3ZO35NVDO57JSBZHTQZOS3AIQ5QE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y7DVGCHG3XPIBQ5ETGMGW7MXNOO4HFH4/
https://nvd.nist.gov/vuln/detail/CVE-2020-10700
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WG54NRMES2GTURZKZH6H4BGXCD3OMJDJ/
https://security.gentoo.org/glsa/202007-15
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U5KW3ZO35NVDO57JSBZHTQZOS3AIQ5QE/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Y7DVGCHG3XPIBQ5ETGMGW7MXNOO4HFH4/
https://security.alpinelinux.org/vuln/CVE-2020-10700
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00002.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WG54NRMES2GTURZKZH6H4BGXCD3OMJDJ/
https://www.mend.io/vulnerability-database/CVE-2020-10700

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

Top Fix

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Upgrade to version 4.10.15,4.11.8,4.12.2

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): HIGH
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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