High severity7.5NVD Advisory· Published Sep 21, 2021· Updated Jun 17, 2026
CVE-2021-41531
CVE-2021-41531
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <0.10.0
- NLnet Labs/Routinatorv5Range: unspecified
Patches
Vulnerability mechanics
References
1- www.nlnetlabs.nl/downloads/routinator/CVE-2021-41531.txtnvdVendor Advisory
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