CVE-2021-41531

Published: Sep 21, 2021Modified: Jun 17, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

NLnet Labs Routinator prior to 0.10.0 produces invalid RTR payload if an RPKI CA uses too large values in the max-length parameter in a ROA. This will lead to RTR clients such as routers to reject the RPKI data set, effectively disabling Route Origin Validation.

Affected (1)

Products: Nlnetlabs: Routinator

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Nlnetlabs Routinator	Before 0.10.0

Related CWEs

Improper Validation of Consistency within Input

The product receives a complex input with multiple elements or fields that must be consistent with each other, but it does not validate or incorrectly validates that the input is actually consistent.

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (2)

https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt

Source: sep@nlnetlabs.nl

Vendor Advisory

https://www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txt

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.