CVE-2021-28095 Weak cryptography in n/a

Medium 4.8 Published Updated

Attackers can bypass access controls on XML documents in OX Documents due to weak CRC32 hashing, allowing unauthorized access.

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-2021-28095?

CVE-2021-28095 is a medium-severity vulnerability in n/a, published on 27 Jul 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

OX Documents before 7.10.5-rev5 has Incorrect Access Control for documents that contain XML structures because hash collisions can occur, due to use of CRC32.

Weakness: CWE-326

Which versions are affected by CVE-2021-28095?

It affects 1 product.

Products include Open-Xchange Open-Xchange Documents.

How do I fix CVE-2021-28095?

No fix has been published for CVE-2021-28095 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-28095 being exploited?

There is no known exploitation of CVE-2021-28095 in the wild and no public exploit code.

Sources

Also known as GHSA-jjv6-934h-3qjm.

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