VULNERABILITY INTELLIGENCE
CVE-2019-5427
CVSS score7.5 HIGH
EPSS probability4.88%
CISA KEVNot currently listed
Published2019-04-22
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
c3p0 version < 0.9.5.4 may be exploited by a billion laughs attack when loading XML configuration due to missing protections against recursive entity expansion when loading configuration.
Weakness classification
- CWE-776: Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
Primary references
- support@hackerone.com — Exploit, Issue Tracking, Patch, Third Party Advisory
- support@hackerone.com — Third Party Advisory
- support@hackerone.com — Third Party Advisory
- support@hackerone.com — Third Party Advisory
- support@hackerone.com — Third Party Advisory
- support@hackerone.com — Third Party Advisory
- support@hackerone.com — Third Party Advisory
- support@hackerone.com — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory