SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-0801

Squid, when transparent interception mode is enabled, uses the HTTP Host header to determine the remote endpoint, which allows remote attackers to bypass access controls for Flash, Java, Silverlight, and probably other technologies, and possibly…

MEDIUM 5.4EPSS 3.09%

Does this matter?

Lower severity and a low EPSS score (3.09%). Track it; it rarely justifies an emergency change on its own.

Description

Squid, when transparent interception mode is enabled, uses the HTTP Host header to determine the remote endpoint, which allows remote attackers to bypass access controls for Flash, Java, Silverlight, and probably other technologies, and possibly communicate with restricted intranet sites, via a crafted web page that causes a client to send HTTP requests with a modified Host header.

CVSS 2.0
5.4 MEDIUMAV:N/AC:H/Au:N/C:C/I:N/A:N
EPSS
3.09% probability · 87th percentile
CISA KEV
Not listed
Weakness
CWE-264
Affected
squid/squid web proxy cache
Source
cve@mitre.org

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