CVE-2019-16930 Information disclosure in n/a

Medium 5.3 Published Updated

Attackers can discover the IP address of a Zcash full node owning a shielded address by exploiting exception handling flaws during note plaintext deserialization.

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-2019-16930?

CVE-2019-16930 is a medium-severity vulnerability in n/a, published on 28 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a shielded address, related to mishandling of exceptions during deserialization of note plaintexts. This affects anyone who has disclosed their zaddr to a third party.

Weakness: CWE-755

Which versions are affected by CVE-2019-16930?

It affects 1 product.

Products include Z.cash Zcash.

How do I fix CVE-2019-16930?

No fix has been published for CVE-2019-16930 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-16930 being exploited?

There is no known exploitation of CVE-2019-16930 in the wild and no public exploit code.

Sources

Also known as GHSA-x2rm-rw73-q2w8.

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