#VU13531 Session fixation attack in Jetty - CVE-2018-12538
Published: June 29, 2018 / Updated: July 2, 2018
Vulnerability identifier: #VU13531
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-12538
CWE-ID: CWE-384
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Jetty
Jetty
Software vendor:
Eclipse
Eclipse
Description
The vulnerability allows a remote attacker to a session fixation attack on a target system.
The vulnerability exists due to improper security restrictions when the FileSessionDataStore class is used for persistent storage of HTTP session details. A remote attacker can submit a partial session ID, delete other unmatched HTTP sessions from filesystem storage for the FileSessionDataStore class and hijack existing HTTP sessions or cause the service to crash.
Remediation
Update to version 9.4.9.v20180320 or later.