CVE-2025-47905

Name
CVE-2025-47905
Description
Varnish Cache before 7.6.3 and 7.7 before 7.7.1, and Varnish Enterprise before 6.0.13r14, allow client-side desync via HTTP/1 requests, because the product incorrectly permits CRLF to be skipped to delimit chunk boundaries.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
cve@mitre.org https://varnish-cache.org/security/VSV00016.html
af854a3a-2127-422b-91ae-364da2661108 http://www.openwall.com/lists/oss-security/2025/05/15/2
af854a3a-2127-422b-91ae-364da2661108 https://lists.debian.org/debian-lts-announce/2025/05/msg00040.html

Match rules

CPE URI Source package Min version Max version
varnish-cache >= 0 < 6.0.14 LTS
varnish-cache >= 7.0.0 < 7.6.3
varnish-cache >= 7.7.0 < 7.7.1

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
varnish edge-main 7.7.1-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
varnish 3.22-main 7.7.1-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
varnish 3.21-main 7.6.3-r0 Natanael Copa <ncopa@alpinelinux.org> fixed