CVE-2021-33838 Information disclosure in n/a

High 7.5 Published Updated

Remote attackers can obtain sensitive COVID-19 tracking information due to timing correlations in Luca Android app requests.

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-2021-33838?

CVE-2021-33838 is a high-severity vulnerability in n/a, published on 3 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Luca through 1.7.4 on Android allows remote attackers to obtain sensitive information about COVID-19 tracking because requests related to Check-In State occur shortly after requests for Phone Number Registration.

Weakness: CWE-203

Which versions are affected by CVE-2021-33838?

It affects 1 product.

Products include Luca-App Luca.

How do I fix CVE-2021-33838?

No fix has been published for CVE-2021-33838 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-33838 being exploited?

There is no known exploitation of CVE-2021-33838 in the wild and no public exploit code.

Sources

Also known as GHSA-p3j7-5j28-hvpx.

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