SB2016123101 - Denial of service in Apache Wicket



SB2016123101 - Denial of service in Apache Wicket

Published: December 31, 2016

Security Bulletin ID SB2016123101
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Partial DoS

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Deserialization of untrusted data (CVE-ID: CVE-2016-6793)

CWE-ID: CWE-502 - Deserialization of Untrusted Data

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to a deserialization error in the DiskFileItem class. A remote attacker can send specially crafted data, trigger infinite loop if the client attempts to write on the DeferredFileOutputStream attribute and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

Remediation

Install update from vendor's website.