CVE-2019-16263 Weak cryptography in n/a

High 7.4 Published Updated

The Twitter Kit for iOS fails to properly validate SSL certificates due to missing hostname verification, allowing potential man-in-the-middle attacks.

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-2019-16263?

CVE-2019-16263 is a high-severity vulnerability in n/a, published on 7 Oct 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Twitter Kit framework through 3.4.2 for iOS does not properly validate the api.twitter.com SSL certificate. Although the certificate chain must contain one of a set of pinned certificates, there are certain implementation errors such as a lack of hostname verification. NOTE: this is an end-of-life product.

Weakness: CWE-295

Which versions are affected by CVE-2019-16263?

It affects 1 product.

Products include Twitter Twitter Kit.

How do I fix CVE-2019-16263?

No fix has been published for CVE-2019-16263 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-16263 being exploited?

There is no known exploitation of CVE-2019-16263 in the wild and no public exploit code.

Sources

Also known as GHSA-9495-4rpc-2jcg.

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