SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-45059

An issue was discovered in Varnish Cache 7.x before 7.1.2 and 7.2.x before 7.2.1.

HIGH 7.5EPSS 1.49%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.49%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in Varnish Cache 7.x before 7.1.2 and 7.2.x before 7.2.1. A request smuggling attack can be performed on Varnish Cache servers by requesting that certain headers are made hop-by-hop, preventing the Varnish Cache servers from forwarding critical headers to the backend.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
1.49% probability · 73th percentile
CISA KEV
Not listed
Weakness
CWE-444
Affected
varnish cache project/varnish cache · fedoraproject/fedora
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.