SB2018112114 - Arbitrary code execution in Apache Spark
Published: November 21, 2018 Updated: October 20, 2021
Security Bulletin ID
SB2018112114
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper input validation (CVE-ID: CVE-2018-17190)
The vulnerability allows an adjacent attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper security restrictions and insufficient validation of user-supplied input. An adjacent attacker with access to a Spark standalone cluster can send a specially crafted request that submits malicious input and execute arbitrary code on the master host, which could be used to conduct further attacks.
Remediation
Install update from vendor's website.