CVE-2024-32663: Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.5 and 6.0.19, a small amount…

PriorityP339high7.5CVSS 3.1

AVNACLPRNUINSUCNINAH

EPSS

0.96%

57.0th percentile

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.5 and 6.0.19, a small amount of HTTP/2 traffic can lead to Suricata using a large amount of memory. The issue has been addressed in Suricata 7.0.5 and 6.0.19. Workarounds include disabling the HTTP/2 parser and reducing `app-layer.protocols.http2.max-table-size` value (default is 65536).

Affected

8 ranges

Vendor	Product	Version range	Fixed in
debian	suricata	< suricata 1:6.0.1-3+deb11u1 (bullseye)	suricata 1:6.0.1-3+deb11u1 (bullseye)
oisf	suricata	—	—
oisf	suricata	—	—
oisf	suricata	>= 0 < 1:6.0.1-3+deb11u1	1:6.0.1-3+deb11u1
oisf	suricata	>= 0 < 1:7.0.5-1	1:7.0.5-1
oisf	suricata	>= 0 < 1:7.0.5-1	1:7.0.5-1
oisf	suricata	>= 6.0.0 < 6.0.19	6.0.19
oisf	suricata	>= 7.0.0 < 7.0.5	7.0.5

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

osv7.5HIGH

vendor_debian7.5HIGH

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