SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-4086

CRLF injection vulnerability in Xerver HTTP Server 4.31 and 4.32 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via certain byte sequences at the end of a URL.

MEDIUM 5.0EPSS 4.76%

Does this matter?

Lower severity and a low EPSS score (4.76%). Track it; it rarely justifies an emergency change on its own.

Description

CRLF injection vulnerability in Xerver HTTP Server 4.31 and 4.32 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via certain byte sequences at the end of a URL. NOTE: some of these details are obtained from third party information.

CVSS 2.0
5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N
EPSS
4.76% probability · 91th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
javascript/xerver http server
Source
cve@mitre.org

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