CVE-2018-13435 Auth bypass in n/a

High 7.0 Published 16 Aug 2018 Updated 5 Aug 2024

Attackers with jailbroken iOS devices can bypass the LINE app's passcode lock via runtime manipulation, though the vendor deems this out of scope.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-13435?

CVE-2018-13435 is a high-severity authentication bypass vulnerability in Linecorp Line, published on 16 Aug 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue was discovered in the LINE jp.naver.line application 8.8.0 for iOS. The Passcode feature allows authentication bypass via runtime manipulation that forces a certain method to disable passcode authentication. NOTE: the vendor indicates that this is not an attack of interest within the context of their threat model, which excludes iOS devices on which a jailbreak has occurred

Weakness: CWE-287

Which versions are affected by CVE-2018-13435?

It affects 1 product.

Products include Linecorp Line.

How do I fix CVE-2018-13435?

No fix has been published for CVE-2018-13435 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2018-13435 being exploited?

There is no known exploitation of CVE-2018-13435 in the wild and no public exploit code.

All Linecorp Line vulnerabilities

Sources

Also known as GHSA-6fj6-p88g-46h6.