CVE-2021-44679 Deserialization in n/a

Critical 9.8 Published Updated

Malicious attackers can exploit .NET Remoting deserialization in Veritas Enterprise Vault to execute arbitrary code via TCP or IPC services.

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-2021-44679?

CVE-2021-44679 is a critical unsafe deserialization vulnerability in n/a, published on 6 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue (3 of 6) was discovered in Veritas Enterprise Vault through 14.1.2. On start-up, the Enterprise Vault application starts several services that listen on random .NET Remoting TCP ports for possible commands from client applications. These TCP services can be exploited due to deserialization behavior that is inherent to the .NET Remoting service. A malicious attacker can exploit both TCP remoting services and local IPC services on the Enterprise Vault Server. This vulnerability is mitigated by properly configuring the servers and firewall as described in the vendor's security alert for this vulnerability (VTS21-003, ZDI-CAN-14074).

Weakness: CWE-502

Which versions are affected by CVE-2021-44679?

It affects 1 product.

Products include Veritas Enterprise Vault.

How do I fix CVE-2021-44679?

No fix has been published for CVE-2021-44679 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2021-44679 being exploited?

There is no known exploitation of CVE-2021-44679 in the wild and no public exploit code.

Sources

Also known as GHSA-37p2-chh2-92f8.

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