CVE-2022-38150
HIGHVarnish Cache 7.0.0-7.0.2 7.1.0 - Denial of Service via Crafted HTTP/1 Backend Response
Title source: llmDescription
In Varnish Cache 7.0.0, 7.0.1, 7.0.2, and 7.1.0, it is possible to cause the Varnish Server to assert and automatically restart through forged HTTP/1 backend responses. An attack uses a crafted reason phrase of the backend response status line. This is fixed in 7.0.3 and 7.1.1.
References (4)
Core 4
Core References
Mitigation, Vendor Advisory
https://varnish-cache.org/security/VSV00009.html
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2BUKFICLZBXESLQ3MXMIG3G52RZURFK/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3X4PEKC5C736SCKE2UG3Y7JWKMD2K6/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4KVVCIQVINQQ2D7ORNARSYALMJUMP3I/
Scores
CVSS v3
7.5
EPSS
0.0068
EPSS Percentile
71.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-400
Status
published
Products (6)
fedoraproject/fedora
35
fedoraproject/fedora
36
varnish_cache_project/varnish_cache
7.0.0
varnish_cache_project/varnish_cache
7.0.1
varnish_cache_project/varnish_cache
7.0.2
varnish_cache_project/varnish_cache
7.1.0
Published
Aug 11, 2022
Tracked Since
Feb 18, 2026