SUSE SLES15: frr / frr-devel / libfrr0 / libfrr_pb0 / libfrrcares0 / etc (SUSE-SU-2023:4663-1)

critical Nessus Plugin ID 186641

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4663-1 advisory.

- CVE-2023-47235: Fixed denial of service caused by malformed BGP UPDATE message with an EOR is processed (bsc#1216896).
- CVE-2023-47234: Fixed denial of service caused by crafted BGP UPDATE message with a MP_UNREACH_NLRI attribute (bsc#1216897).
- CVE-2023-38407: Fixed read beyond the end of the stream during labeled unicast parsing (bsc#1216899).
- CVE-2023-38406: Fixed mishandling of nlri length of zero, aka a 'flowspec overflow (bsc#1216900).

Tenable has extracted the preceding description block directly from the SUSE 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 affected packages.

Plugin Details

Severity: Critical

ID: 186641

File Name: suse_SU-2023-4663-1.nasl

Version: 1.2

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 12/7/2023

Updated: 6/25/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2023-38406

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:frr, p-cpe:/a:novell:suse_linux:frr-devel, p-cpe:/a:novell:suse_linux:libfrr0, p-cpe:/a:novell:suse_linux:libfrr_pb0, p-cpe:/a:novell:suse_linux:libfrrcares0, p-cpe:/a:novell:suse_linux:libfrrfpm_pb0, p-cpe:/a:novell:suse_linux:libfrrospfapiclient0, p-cpe:/a:novell:suse_linux:libfrrsnmp0, p-cpe:/a:novell:suse_linux:libfrrzmq0, p-cpe:/a:novell:suse_linux:libmlag_pb0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/6/2023

Vulnerability Publication Date: 11/3/2023

Reference Information

CVE: CVE-2023-38406, CVE-2023-38407, CVE-2023-47234, CVE-2023-47235

SuSE: SUSE-SU-2023:4663-1

Detections

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