CVE-2019-20444
high-risk
Published 2020-01-29
HttpObjectDecoder.java in Netty before 4.1.44 allows an HTTP header that lacks a colon, which might be interpreted as a separate header with an incorrect syntax, or might be interpreted as an "invalid fold."
Do I need to act?
!
14.9% chance of exploitation in next 30 days
EPSS score — higher than 85% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.1/10
Critical
NETWORK
/ LOW complexity
Affected Products (9)
Affected Vendors
References (133)
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0497
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0567
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0601
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0605
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0606
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0804
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0805
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0806
Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0811
and 113 more references
58
/ 100
high-risk
Severity
31/34 · Critical
Exploitability
12/34 · Low
Exposure
15/34 · Moderate