CVE-2018-20433
Publication date 24 December 2018
Last updated 17 July 2025
Ubuntu priority
Description
c3p0 0.9.5.2 allows XXE in extractXmlConfigFromInputStream in com/mchange/v2/c3p0/cfg/C3P0ConfigXmlUtils.java during initialization.
From the Ubuntu Security Team
It was discovered that c3p0 has a XML External Entity (XXE) vulnerability that can be used to provoke a crash or leak sensitive information outside of the intended sphere of control.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| c3p0 | ||
| 18.04 LTS bionic |
Fixed 0.9.1.2-9+deb8u1build0.18.04.1
|
|
| 16.04 LTS xenial |
Fixed 0.9.1.2-9+deb8u1build0.16.04.1
|
|
| 14.04 LTS trusty |
Fixed 0.9.1.2-9+deb8u1build0.14.04.1
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
9.8 · Critical
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |