CVE-2009-1594

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-05-21 · updated 2026-06-16
Weakness: CWE-264

Description

Armorlogic Profense Web Application Firewall before 2.2.22, and 2.4.x before 2.4.4, does not properly implement the "positive model," which allows remote attackers to bypass certain protection mechanisms via a %0A (encoded newline), as demonstrated by a %0A in a cross-site scripting (XSS) attack URL.

Affected products

Armorlogic Profense Web Application Firewall: through 2.2.21; 2.4

References

http://resources.enablesecurity.com/advisories/ES-20090500-profense.txt
http://www.securityfocus.com/archive/1/503649/100/0/threaded
http://www.securityfocus.com/bid/35053
http://www.webappsec.org/lists/websecurity/archive/2009-05/msg00040.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/50662
http://resources.enablesecurity.com/advisories/ES-20090500-profense.txt
http://www.securityfocus.com/archive/1/503649/100/0/threaded
http://www.securityfocus.com/bid/35053
http://www.webappsec.org/lists/websecurity/archive/2009-05/msg00040.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/50662

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