CVE-2024-42455

Published Dec 4, 2024 CVSS 3.1 · 8.1 High EPSS 15.8% KEV · Not listed
Description
A vulnerability in Veeam Backup & Replication allows a low-privileged user to connect to remoting services and exploit insecure deserialization by sending a serialized temporary file collection. This exploit allows the attacker to delete any file on the system with service account privileges. The vulnerability is caused by an insufficient blacklist during the deserialization process.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-39889 A vulnerability in Veeam Backup & Replication allows a low-privileged user to connect to remoting services and exploit insecure deserialization by sending a serialized temporary file collection. This exploit allows the attacker to delete any file on the system with service account privileges. The vulnerability is caused by an insufficient blacklist during the deserialization process.
References
History
Type Values Removed Values Added
First Time appeared Veeam veeam Backup \& Replication
CPEs cpe:2.3:a:veeam:veeam_backup_\&_replication:*:*:*:*:*:*:*:*
Vendors & Products Veeam veeam Backup \& Replication
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Veeam
Veeam backup And Replication
Weaknesses CWE-306
CPEs cpe:2.3:a:veeam:backup_and_replication:*:*:*:*:*:*:*:*
Vendors & Products Veeam
Veeam backup And Replication
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A vulnerability in Veeam Backup & Replication allows a low-privileged user to connect to remoting services and exploit insecure deserialization by sending a serialized temporary file collection. This exploit allows the attacker to delete any file on the system with service account privileges. The vulnerability is caused by an insufficient blacklist during the deserialization process.
References
Metrics cvssV3_0

{'score': 7.1, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Dec 5, 2024, 10:59 AM
Reserved
Aug 2, 2024, 1:04 AM
Status
Analyzed
Published
Dec 4, 2024, 2:15 AM
Modified
Jun 17, 2026, 7:49 AM