Input validation error in frr - CVE-2023-38802

Vulnerability identifier: #VU80766

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-38802

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when processing BGP update data with a corrupted attribute 23 (Tunnel Encapsulation). A remote attacker can send specially crafted BGP update data to the application and perform a denial of service (DoS) attack.

frr
RUGGEDCOM APE1808
Oracle Linux
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE CaaS Platform
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Manager Server
SUSE Enterprise Storage
Anolis OS
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Palo Alto PAN-OS
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
Server Applications Module
openSUSE Leap
Ubuntu
Fedora
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
frr (Ubuntu package)
quagga-debugsource
quagga-devel
quagga-debuginfo
libospf0-debuginfo
libzebra1
libquagga_pb0
libospfapiclient0
libzebra1-debuginfo
quagga
libospf0
libospfapiclient0-debuginfo
libquagga_pb0-debuginfo
libfpm_pb0
libfpm_pb0-debuginfo
frr (Red Hat package)
libfrrzmq0
libfrr0-debuginfo
libfrrzmq0-debuginfo
libmlag_pb0-debuginfo
libfrr0
libfrrgrpc_pb0-debuginfo
libfrrsnmp0
frr-debugsource
libfrr_pb0
libfrrospfapiclient0-debuginfo
libfrrgrpc_pb0
libfrrsnmp0-debuginfo
libfrr_pb0-debuginfo
libfrrcares0
frr-devel
libfrrfpm_pb0-debuginfo
frr
libfrrfpm_pb0
libmlag_pb0
frr-debuginfo
libfrrcares0-debuginfo
libfrrospfapiclient0
frr-selinux
frr-doc
Session Smart Router

Install updates from vendor's website.

frr - addressed in versions 8.5.3, 9.0.1
Palo Alto PAN-OS - addressed in versions 8.1.26, 9.0.17-h3, 9.1.16-h3, 10.1.11, 10.2.6, 11.0.3
frr (Ubuntu package) - update to Ubuntu Pro
quagga-debugsource - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
quagga-devel - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
quagga-debuginfo - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libospf0-debuginfo - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libzebra1 - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libquagga_pb0 - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libospfapiclient0 - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libzebra1-debuginfo - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
quagga - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libospf0 - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libospfapiclient0-debuginfo - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libquagga_pb0-debuginfo - addressed in versions 1.1.1-17.10.1, 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libfpm_pb0 - addressed in versions 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
libfpm_pb0-debuginfo - addressed in versions 1.1.1-150000.4.3.1, 1.1.1-150400.12.5.1
Session Smart Router - addressed in versions 6.2.3-r2, 6.2.10, 6.3.7
frr (Red Hat package) - addressed in versions 7.0-5.el8_1.1, 7.0-5.el8_2.1, 7.5.1-7.el8_8.2, 7.5-4.el8_4.4, 7.5-11.el8_6.2, 8.0-5.el9_0.1, 8.3.1-5.el9_2.2
libfrrzmq0 - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrr0-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrzmq0-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libmlag_pb0-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrr0 - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrgrpc_pb0-debuginfo - update to 7.4-150300.4.17.1
libfrrsnmp0 - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
frr-debugsource - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrr_pb0 - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrospfapiclient0-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrgrpc_pb0 - update to 7.4-150300.4.17.1
libfrrsnmp0-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrr_pb0-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrcares0 - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
frr-devel - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrfpm_pb0-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
frr - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrfpm_pb0 - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libmlag_pb0 - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
frr-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrcares0-debuginfo - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
libfrrospfapiclient0 - addressed in versions 7.4-150300.4.17.1, 8.4-150500.4.8.1, 8.5.6-150500.4.30.1
frr-selinux - update to 7.5.1-8.0.1
frr-doc - update to 7.5.1-8.0.1
frr - update to 7.5.1-8.0.1
frr - addressed in versions 8.5.3-1.fc37, 8.5.3-1.fc38, 8.5.3-1.fc39

• https://news.ycombinator.com/item?id=37305800
• https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling
• https://www.debian.org/security/2023/dsa-5495
• https://github.com/FRRouting/frr/releases/tag/frr-8.5.3
• https://github.com/FRRouting/frr/releases/tag/frr-9.0.1

• Multiple vulnerabilities in FRRouting FRR
• Remote denial of service in Palo Alto PAN-OS FRR component
• Red Hat Enterprise Linux 8 update for frr
• Red Hat Enterprise Linux 8.6 Extended Update Support update for frr
• Red Hat Enterprise Linux 9 update for frr
• Red Hat Enterprise Linux 8 update for frr
• SUSE update for frr
• SUSE update for frr
• SUSE update for quagga
• SUSE update for quagga
• SUSE update for quagga
• Red Hat Enterprise Linux 8 update for frr
• Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions update for frr
• Red Hat Enterprise Linux 9.0 Extended Update Support update for frr
• Fedora 38 update for frr
• Fedora 37 update for frr
• Fedora 39 update for frr
• Multiple vulnerabilities in Oracle Linux
• Multiple vulnerabilities in Juniper Networks Session Smart Router
• Multiple vulnerabilities in Siemens RUGGEDCOM APE1808
• Ubuntu update for frr
• SUSE update for frr
• Anolis OS update for frr
• Juniper Session Smart Router update for third-party components