PT-2022-24243 · Unknown · Varnish Cache

Anthony Schwartz + 1 · Published 2022-08-11 · Updated 2026-05-11 · CVE-2022-38150

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Varnish Cache versions 7.0.0 through 7.0.2 Varnish Cache version 7.1.0

Description The issue allows an attacker to cause the Varnish Server to assert and automatically restart through forged HTTP/1 backend responses. This is achieved by using a crafted reason phrase of the backend response status line.

Recommendations For Varnish Cache versions 7.0.0 through 7.0.2, update to version 7.0.3 to resolve the issue. For Varnish Cache version 7.1.0, update to version 7.1.1 to resolve the issue.

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BIT-VARNISH-2022-38150

CVE-2022-38150

OESA-2022-1854

OPENSUSE-SU-2022:10104-1

OPENSUSE-SU-2024:12255-1

OPENSUSE-SU-2026:10751-1

Affected Products

Varnish Cache

References · 33

• https://varnish-cache.org/security/VSV00009.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-38150 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:12255-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10751-1 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2BUKFICLZBXESLQ3MXMIG3G52RZURFK · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3X4PEKC5C736SCKE2UG3Y7JWKMD2K6 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4KVVCIQVINQQ2D7ORNARSYALMJUMP3I · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-38150 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2022-38150 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-varnish-2022-38150 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-38150 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-38150 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-38150 · Security Note
• https://osv.dev/vulnerability/OESA-2022-1854 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-38150 · Vendor Advisory