Deserialization Vulnerability in Veeam Agent for Windows
CVE-2022-26503

7.8HIGH

Key Information:

Vendor

Veeam
Status
Veeam
Vendor
CVE Published:
17 March 2022

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2022-26503?

The deserialization vulnerability in Veeam Agent for Windows affects multiple versions and enables local users to execute arbitrary code with local system privileges. This security flaw arises from improper validation of untrusted data, posing significant risks to system integrity. Users are encouraged to update their installations to mitigate these potential threats.

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Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2022-26503
Created by sinsinology

References

https://veeam.com
x_refsource_MISC
https://www.veeam.com/kb4289
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability Reserved

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