CVE-2018-14642

An information leak vulnerability was found in Undertow. If all headers are not written out in the first write() call then the code that handles flushing the buffer will always write out the full contents of the writevBuffer buffer, which may contain data from previous requests.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
redhatCNA
5.3 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 72%
VendorProductVersion
redhatundertow
-
redhatjboss_enterprise_application_platform
7.1
redhatjboss_enterprise_application_platform
7.2
redhatjboss_enterprise_application_platform
7.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
undertow
sid
2.3.8-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
undertow
noble
needs-triage
mantic
dne
lunar
dne
kinetic
Fixed 2.0.23-1
released
jammy
Fixed 2.0.23-1
released
impish
Fixed 2.0.23-1
released
hirsute
Fixed 2.0.23-1
released
groovy
Fixed 2.0.23-1
released
focal
Fixed 2.0.23-1
released
eoan
Fixed 2.0.23-1
released
disco
ignored
cosmic
ignored
bionic
needs-triage
xenial
needs-triage
trusty
dne