CVE-2020-16163 Security feature bypass in n/a

Critical 9.1 Published Updated

Remote attackers can bypass TLS validation in RIPE NCC RPKI Validator, potentially bypassing access restrictions or causing denial of service to routing systems.

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-2020-16163?

CVE-2020-16163 is a critical vulnerability in n/a, published on 30 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in RIPE NCC RPKI Validator 3.x before 3.1-2020.07.06.14.28. RRDP fetches proceed even with a lack of validation of a TLS HTTPS endpoint. This allows remote attackers to bypass intended access restrictions, or to trigger denial of service to traffic directed to co-dependent routing systems. NOTE: third parties assert that the behavior is intentionally permitted by RFC 8182

Weakness: CWE-295

Which versions are affected by CVE-2020-16163?

It affects 1 product.

Products include Ripe Rpki Validator 3.

How do I fix CVE-2020-16163?

No fix has been published for CVE-2020-16163 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-16163 being exploited?

There is no known exploitation of CVE-2020-16163 in the wild and no public exploit code.

Sources

Also known as GHSA-8558-8prw-98p6.

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