RHEL 8 : gssntlmssp (RHSA-2023:3097)

high Nessus Plugin ID 175842

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Synopsis

The remote Red Hat host is missing one or more security updates for gssntlmssp.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:3097 advisory.

The gssntlmssp is a GSSAPI NTLM mechanism that allows to perform NTLM authentication in GSSAPI programs.

Security Fix(es):

* gssntlmssp: multiple out-of-bounds read when decoding NTLM fields (CVE-2023-25563)

* gssntlmssp: memory corruption when decoding UTF16 strings (CVE-2023-25564)

* gssntlmssp: incorrect free when decoding target information (CVE-2023-25565)

* gssntlmssp: memory leak when parsing usernames (CVE-2023-25566)

* gssntlmssp: out-of-bounds read when decoding target information (CVE-2023-25567)

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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL gssntlmssp package based on the guidance in RHSA-2023:3097.

Plugin Details

Severity: High

ID: 175842

File Name: redhat-RHSA-2023-3097.nasl

Version: 1.5

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 5/16/2023

Updated: 11/7/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.3

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:C

CVSS Score Source: CVE-2023-25564

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.1

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:gssntlmssp, cpe:/o:redhat:rhel_eus:8.8, cpe:/o:redhat:enterprise_linux:8

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/16/2023

Vulnerability Publication Date: 2/14/2023

Reference Information

CVE: CVE-2023-25563, CVE-2023-25564, CVE-2023-25565, CVE-2023-25566, CVE-2023-25567

CWE: 125, 401, 590, 787

RHSA: 2023:3097

Detections

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