CVE-2019-17420

In OISF LibHTP before 0.5.31, as used in Suricata 4.1.4 and other products, an HTTP protocol parsing error causes the http_header signature to not alert on a response with a single \r\n ending.
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:N/I:L/A:N
mitreCNA
---
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
VendorProductVersion
oisflibhtp
𝑥
< 0.5.31
suricata-idssuricata
4.1.4
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libhtp
bullseye
1:0.5.36-1
fixed
buster
no-dsa
bookworm
1:0.5.42-1
fixed
sid
1:0.5.49-1
fixed
trixie
1:0.5.49-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libhtp
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
not-affected
eoan
ignored
disco
ignored
bionic
needs-triage
xenial
needs-triage
trusty
dne
Common Weakness Enumeration
References
https://github.com/OISF/libhtp/compare/0.5.30...0.5.31
https://github.com/OISF/libhtp/pull/213
https://redmine.openinfosecfoundation.org/issues/2969
https://github.com/OISF/libhtp/compare/0.5.30...0.5.31
https://github.com/OISF/libhtp/pull/213
https://redmine.openinfosecfoundation.org/issues/2969