CVE-2007-4164

CRLF injection vulnerability in the redirect feature in Sun Java System Web Server 6.1 and 7.0 before 20070802, when the redirect Server Application Function (SAF) uses the url-prefix parameter and escape is disabled, or an Error directive uses the url-prefix parameter in obj.conf, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks.

Published: 2007-08-07 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2007-4164 is rated Moderate Risk (59.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.46%). EPSS rose +1.01% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2007-4164

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.45% 2.46% +1.01%
2 2025-03-17 8.68% 1.45% -7.23%
3 2024-12-17 — 8.68% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-4164

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2007-4164

Affected software / configurations for CVE-2007-4164

Vendor Product Version Raw CPE
sun java_system_web_server 6.1 cpe:2.3:a:sun:java_system_web_server:6.1:*:*:*:*:*:*:*
sun java_system_web_server 6.1 cpe:2.3:a:sun:java_system_web_server:6.1:sp1:*:*:*:*:*:*
sun java_system_web_server 6.1 cpe:2.3:a:sun:java_system_web_server:6.1:sp2:*:*:*:*:*:*
sun java_system_web_server 6.1 cpe:2.3:a:sun:java_system_web_server:6.1:sp3:*:*:*:*:*:*
sun java_system_web_server 6.1 cpe:2.3:a:sun:java_system_web_server:6.1:sp4:*:*:*:*:*:*
sun java_system_web_server 6.1 cpe:2.3:a:sun:java_system_web_server:6.1:sp5:*:*:*:*:*:*
sun java_system_web_server 6.1 cpe:2.3:a:sun:java_system_web_server:6.1:sp6:*:*:*:*:*:*
sun java_system_web_server 6.1 cpe:2.3:a:sun:java_system_web_server:6.1:sp7:*:*:*:*:*:*
sun java_system_web_server 7.0 cpe:2.3:a:sun:java_system_web_server:7.0:*:*:*:*:*:*:*

References for CVE-2007-4164

cvelogic Threat Intelligence