PT-2023-27934 · Nokia · Nokia Service Router Operating System+1

Greyface-On · Published 2023-08-29 · Updated 2024-10-02 · CVE-2023-41376

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Nokia Service Router Operating System (SR OS) version 22.10 SR Linux

Description The issue arises when error-handling update-fault-tolerance is not enabled, leading to the mishandling of BGP path attributes.

Recommendations For Nokia Service Router Operating System (SR OS) version 22.10, enable error-handling update-fault-tolerance to resolve the issue. For SR Linux, enable error-handling update-fault-tolerance to resolve the issue.

Exploit

Fix

Weakness Enumeration

CWE-670

Related Identifiers

CVE-2023-41376

Affected Products

Nokia Service Router Operating System

Sr Linux

References · 9

• 🔥 https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling · Exploit
• https://osv.dev/vulnerability/CVE-2023-41376 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-41376 · Security Note
• https://t.me/cvenotify/96819 · Telegram Post
• https://nokia.com/networks/technologies/service-router-operating-system · Note
• https://news.ycombinator.com/item?id=37305800 · Note
• https://twitter.com/VulmonFeeds/status/1696592229953831247 · Twitter Post
• https://t.me/cibsecurity/69358 · Telegram Post
• https://twitter.com/CVEnew/status/1696558356075368549 · Twitter Post