CVE-2020-10915

9.8CRITICAL

Key Information:

Vendor
Veeam
Status
One Agent
Vendor
CVE Published:
22 April 2020

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 58%

Summary

This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent 9.5.4.4587. Authentication is not required to exploit this vulnerability. The specific flaw exists within the HandshakeResult method. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-10401.

Affected Version(s)

One Agent 9.5.4.4587

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.

Modified-CVE-2020-10915-MsfModule
Created by Cinnamon1212

References

https://www.zerodayinitiative.com/advisories/ZDI-20-546/
x_refsource_MISC
https://www.veeam.com/kb3144
x_refsource_MISC
http://packetstormsecurity.com/files/157529/Veeam-ONE-Age...
x_refsource_MISC

EPSS Score

58% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Michael Zanetta & Edgar Boda-Majer from Bugscale
.