CVE-2023-39915 Crashes on parsing certain invalid RPKI objects
Attackers can crash the Routinator RPKI validator by sending malformed objects, causing a denial of service for network operators relying on it.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-39915?
CVE-2023-39915 is a high-severity denial of service vulnerability in NLnet Labs Routinator, published on 13 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
NLnet Labs' Routinator up to and including version 0.12.1 may crash when trying to parse certain malformed RPKI objects. This is due to insufficient input checking in the bcder library covered by CVE-2023-39914.
Which versions are affected by CVE-2023-39915?
It affects 1 product.
Products include Nlnetlabs Routinator.
How do I fix CVE-2023-39915?
No fix has been published for CVE-2023-39915 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-39915 being exploited?
There is no known exploitation of CVE-2023-39915 in the wild and no public exploit code.
Other vulnerabilities in NLnet Labs Routinator
- CVE-2023-39916 Possible path traversal when storing RRDP responses
- CVE-2026-49235 Routinator crashes on specifically crafted RRDP XML files
- CVE-2026-49233 Routinator cache path traversal using rogue rsync URIs
- CVE-2026-49234 Routinator crashes on specifically crafted ASN strings in the API
- CVE-2022-3029 Fatal error on incorrect base64 data in RRDP
Sources
Also known as GHSA-xhpp-8gq6-3hf5.