Oracle Linux 8 : libldb (ELSA-2020-4568)

medium Nessus Plugin ID 142774
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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2020-4568 advisory.

- A NULL pointer dereference, or possible use-after-free flaw was found in Samba AD LDAP server in versions before 4.10.17, before 4.11.11 and before 4.12.4. Although some versions of Samba shipped with Red Hat Enterprise Linux do not support Samba in AD mode, the affected code is shipped with the libldb package.
This flaw allows an authenticated user to possibly trigger a use-after-free or NULL pointer dereference.
The highest threat from this vulnerability is to system availability. (CVE-2020-10730)

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://linux.oracle.com/errata/ELSA-2020-4568.html

Plugin Details

Severity: Medium

ID: 142774

File Name: oraclelinux_ELSA-2020-4568.nasl

Version: 1.3

Type: local

Agent: unix

Published: 11/12/2020

Updated: 11/13/2020

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-10730

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:ldb-tools, p-cpe:/a:oracle:linux:libldb, p-cpe:/a:oracle:linux:libldb-devel, p-cpe:/a:oracle:linux:python3-ldb

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 11/10/2020

Vulnerability Publication Date: 7/2/2020

Reference Information

CVE: CVE-2020-10730