CVE-2020-10915CWE-502

This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent 9.5.4.4587

Critical · published April 22, 2020

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.7th percentile for exploit probability.

CVSS v3.0
9.8
EPSS
87%
Percentile
99.7
In the wild
Unconfirmed
What it is

🚨 Imagine a door that swings wide open without any key or password! That's exactly what's happening with CVE-2020-10915 in VEEAM One Agent 9.5.4.4587, allowing attackers to execute any code they want remotely. 🔥 Think of it like a restaurant where anyone can just walk into the kitchen and cook whatever they like because no one is checking if they belong there. This lack of validation for user-supplied data means attackers can send untrusted input and get access to sensitive operations. An attacker could take control of the service account, wreaking havoc by executing arbitrary code—imagine someone hijacking your kitchen and serving up chaos instead of dinner! This vulnerability is absolutely devastating, as it allows for a complete compromise of the affected system.

Put simply

Think of it like a restaurant where anyone can just walk into the kitchen and cook whatever they like because no one is checking if they belong there. This lack of validation for user-supplied data means attackers can send untrusted input and get access to sensitive operations. The vulnerability arises from improper validation in the HandshakeResult method, enabling attackers to exploit deserialization flaws and execute arbitrary code without any authentication.

What to do

An attacker could take control of the service account, wreaking havoc by executing arbitrary code—imagine someone hijacking your kitchen and serving up chaos instead of dinner! This vulnerability is absolutely devastating, as it allows for a complete compromise of the affected system. To secure your systems, patch VEEAM One Agent to version 9.5.4.4592 or later immediately. Additionally, review your security policies and ensure that services are running with the least privilege principle to minimize potential damages. Don't forget to audit your systems regularly! You've got this! Secure your systems and lock down your kitchen today! 🛡️

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.86619 · 99.7th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2020-04-22T20:51Z
EPSS history
Timeline
  • 22 APR 20:51Z
    This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent 9.5.4.4587
    cvelistv5