CVE-2009-1903

Name: CVE-2009-1903
Creator: NVD / NIST
Published: 2009-06-03T17:00:00.717+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.03%

Last modified Jun 16, 2026

CVE-2009-1903 is a vulnerability of currently unknown severity. The PDF XSS protection feature in ModSecurity before 2.5.8 allows remote attackers to cause a denial of service (Apache httpd crash) via a request for a PDF file that does not use the GET method.. EPSS estimates a 3.03% chance of exploitation in the next 30 days.

Description

The PDF XSS protection feature in ModSecurity before 2.5.8 allows remote attackers to cause a denial of service (Apache httpd crash) via a request for a PDF file that does not use the GET method.

Metrics

EPSS Probability

3.03%

85.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Trustwave	Modsecurity	< 2.5.8
Fedoraproject	Fedora	9
Fedoraproject	Fedora	10

References

http://secunia.com/advisories/34256Third Party Advisory
http://secunia.com/advisories/34311Third Party Advisory
http://secunia.com/advisories/35687Third Party Advisory
http://security.gentoo.org/glsa/glsa-200907-02.xmlThird Party Advisory
http://sourceforge.net/project/shownotes.php?release_id=667538Broken Link
http://www.osvdb.org/52552Broken Link
http://www.securityfocus.com/bid/34096Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2009/0703Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/49211Third Party Advisory, VDB Entry
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00487.htmlThird Party Advisory
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00529.htmlThird Party Advisory
http://secunia.com/advisories/34256Third Party Advisory
http://secunia.com/advisories/34311Third Party Advisory
http://secunia.com/advisories/35687Third Party Advisory
http://security.gentoo.org/glsa/glsa-200907-02.xmlThird Party Advisory
http://sourceforge.net/project/shownotes.php?release_id=667538Broken Link
http://www.osvdb.org/52552Broken Link
http://www.securityfocus.com/bid/34096Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2009/0703Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/49211Third Party Advisory, VDB Entry
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00487.htmlThird Party Advisory
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00529.htmlThird Party Advisory

Timeline

Published: Jun 3, 2009
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-1903?

The PDF XSS protection feature in ModSecurity before 2.5.8 allows remote attackers to cause a denial of service (Apache httpd crash) via a request for a PDF file that does not use the GET method.

How severe is CVE-2009-1903?

Severity scoring for CVE-2009-1903 is pending analysis. The EPSS model estimates a 3.03% probability of exploitation in the next 30 days.

How do I fix CVE-2009-1903?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-1903?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST