SB2017110807 - Multiple vulnerabilities in Red Hat Virtualization
Published: November 8, 2017
Security Bulletin ID
SB2017110807
Severity
High
Patch available
YES
Number of vulnerabilities
3
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Deserialization of untrusted data (CVE-ID: CVE-2017-7525)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.The weakness exists due to a deserialization flaw in the jackson-databind component. A remote attacker can send a specially crafted input to the readValue method of the ObjectMapper and execute arbitrary code with privileges of the target service.
Successful exploitation of the vulnerability may result in system compromise.
2) Information disclosure (CVE-ID: CVE-2014-9970)
The vulnerability allows a local attacker to gain access to potentially sensitive information.The weakness exists due to a flaw in the Jasypt component. A local attacker can conduct a timing attack on password hash comparison and obtain passwords on the target system.
3) Privilege escalation (CVE-ID: CVE-2017-7536)
The vulnerability allows a local attacker to gain elevated privileges on the target system.The weakness exists due to the security manager's reflective permissions are granted to Hibernate Validator. A local attacker can allow the calling code to access private members without the permission, validate an invalid instance, access the private member value via ConstraintViolation#getInvalidValue() and gain execute arbitrary code with elevated privileges.
Remediation
Install update from vendor's website.