CVE-2019-19735 Weak cryptography in n/a

Critical 9.1 Published Updated

Attackers can brute-force weak password reset hashes to take over user accounts in YetiShare.

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-2019-19735?

CVE-2019-19735 is a critical vulnerability in n/a, published on 30 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

class.userpeer.php in MFScripts YetiShare 3.5.2 through 4.5.3 uses an insecure method of creating password reset hashes (based only on microtime), which allows an attacker to guess the hash and set the password within a few hours by bruteforcing.

Weakness: CWE-916

Which versions are affected by CVE-2019-19735?

It affects 1 product.

Products include Mfscripts Yetishare.

How do I fix CVE-2019-19735?

No fix has been published for CVE-2019-19735 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-19735 being exploited?

There is no known exploitation of CVE-2019-19735 in the wild and no public exploit code.

Sources

Also known as GHSA-j9pc-f8q5-rxm8.

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