SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2019-5427

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.

HIGH 7.5EPSS 4.88%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.88%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
4.88% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-776
Affected
mchange/c3p0 · fedoraproject/fedora · oracle/communications ip service activator · oracle/communications session route manager · oracle/documaker · oracle/enterprise manager base platform · oracle/enterprise manager ops center · oracle/flexcube private banking · oracle/hyperion infrastructure technology · oracle/retail xstore point of service · oracle/webcenter sites
Source
support@hackerone.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.