CVE-2024-30156

Varnish Cache before 7.3.2 and 7.4.x before 7.4.3 (and before 6.0.13 LTS), and Varnish Enterprise 6 before 6.0.12r6, allows credits exhaustion for an HTTP/2 connection control flow window, aka a Broke Window Attack.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
---
---
CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVEADP
---
---
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
Debian logo
Debian Releases
Debian Product
Codename
varnish
bullseye
ignored
bookworm
ignored
bullseye (security)
vulnerable
bookworm (security)
vulnerable
sid
7.7.0-2
fixed
trixie
7.7.0-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
varnish
oracular
not-affected
noble
ignored
mantic
ignored
jammy
ignored
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected
Common Weakness Enumeration
References
https://varnish-cache.org/docs/7.5/whats-new/changes-7.5.html#security
https://varnish-cache.org/security/VSV00014.html
https://varnish-cache.org/docs/7.5/whats-new/changes-7.5.html#security
https://varnish-cache.org/security/VSV00014.html