DEBIAN-CVE-2019-20444

Advisory lineage Upstream: 1 Downstream: 5
Upstream
CVE-2019-20444
Published: 29 Jan 2020, 21:15
Last modified:28 Apr 2026, 20:20

Vulnerability Summary

Overall Risk (default)
high
70/100
CVSS Score
9.1 CRITICAL
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

29 Jan 2020, 21:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:20
Last Modified
Vulnerability information updated

Description

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."

CVSS Metrics

  • v3.1•CRITICAL•Score: 9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected Systems

  • debian•netty

    < 1:4.1.45-1 | < 1:4.1.45-1 | < 1:4.1.45-1 | < 1:4.1.45-1

References (1)