ALPINE-CVE-2019-19330

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2019-19330
Published: 27 Nov 2019, 16:15
Last modified:19 Nov 2025, 06:15

Vulnerability Summary

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

Timeline

27 Nov 2019, 16:15
Published
Vulnerability first disclosed
19 Nov 2025, 06:15
Last Modified
Vulnerability information updated

Description

The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return (CR, ASCII 0xd), line feed (LF, ASCII 0xa), and the zero character (NUL, ASCII 0x0), aka Intermediary Encapsulation Attacks.

CVSS Metrics

  • v3.1•CRITICAL•Score: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • alpine•haproxy

    < 1.8.23 | < 1.8.23-r0

References (1)