SUSE SLES15 / openSUSE 15 Security Update : frr (SUSE-SU-2023:3762-1)

high Nessus Plugin ID 181868

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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-2023:3762-1 advisory.

- FRRouting FRR 7.5.1 through 9.0 and Pica8 PICOS 4.3.3.2 allow a remote attacker to cause a denial of service via a crafted BGP update with a corrupted attribute 23 (Tunnel Encapsulation). (CVE-2023-38802)

- An issue was discovered in FRRouting FRR through 9.0. bgpd/bgp_packet.c processes NLRIs if the attribute length is zero. (CVE-2023-41358)

- An issue was discovered in FRRouting FRR through 9.0. bgp_nlri_parse_flowspec in bgpd/bgp_flowspec.c processes malformed requests with no attributes, leading to a NULL pointer dereference. (CVE-2023-41909)

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: High

ID: 181868

File Name: suse_SU-2023-3762-1.nasl

Version: 1.0

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 9/26/2023

Updated: 9/26/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2023-41909

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:frr, p-cpe:/a:novell:suse_linux:libfrrzmq0, p-cpe:/a:novell:suse_linux:libfrrospfapiclient0, p-cpe:/a:novell:suse_linux:libfrr0, p-cpe:/a:novell:suse_linux:libfrrsnmp0, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:frr-devel, p-cpe:/a:novell:suse_linux:libfrrfpm_pb0, p-cpe:/a:novell:suse_linux:libmlag_pb0, p-cpe:/a:novell:suse_linux:libfrrgrpc_pb0, p-cpe:/a:novell:suse_linux:libfrr_pb0, p-cpe:/a:novell:suse_linux:libfrrcares0

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/25/2023

Vulnerability Publication Date: 8/29/2023

Reference Information

CVE: CVE-2023-38802, CVE-2023-41358, CVE-2023-41909

SuSE: SUSE-SU-2023:3762-1

Detections

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