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CRITICAL · 9.8

CVE-2021-35971

Veeam Backup and Replication 10 before 10.0.1.4854 P20210609 and 11 before 11.0.0.837 P20210507 mishandles deserialization during Microsoft .NET remoting.

Vulnerability Description

Veeam Backup and Replication 10 before 10.0.1.4854 P20210609 and 11 before 11.0.0.837 P20210507 mishandles deserialization during Microsoft .NET remoting.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
VeeamVeeam Backup \& Replication>= 10.0, < 10.0.1.4854

Related Weaknesses (CWE)

CWE-502

References

FAQ

What is CVE-2021-35971?

CVE-2021-35971 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Veeam Backup and Replication 10 before 10.0.1.4854 P20210609 and 11 before 11.0.0.837 P20210507 mishandles deserialization during Microsoft .NET remoting.

How severe is CVE-2021-35971?

CVE-2021-35971 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-35971?

Check the references section above for vendor advisories and patch information. Affected products include: Veeam Veeam Backup \& Replication.