Is CVE-2009-1902 being actively exploited?

CVE-2009-1902 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1902?

CVE-2009-1902 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2009-1902

MEDIUM · CVSS 5.0EPSS 13.7%EU EUVD

The multipart processor in ModSecurity before 2.5.9 allows remote attackers to cause a denial of service (crash) via a multipart form datapost request with a missing part header name, which triggers a NULL pointer dereference.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-476
EPSS score: 13.7% (97th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1897)
Published: June 3, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1897 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

fedoraproject / fedora
fedoraproject / fedora
trustwave / modsecurity

References

http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html(Not Applicable)
http://secunia.com/advisories/34256(Third Party Advisory)
http://secunia.com/advisories/34311(Third Party Advisory)
http://secunia.com/advisories/35687(Third Party Advisory)
http://security.gentoo.org/glsa/glsa-200907-02.xml(Third Party Advisory)
http://sourceforge.net/project/shownotes.php?release_id=667542&group_id=68846(Third Party Advisory)
http://www.osvdb.org/52553(Broken Link)
http://www.securityfocus.com/archive/1/501968(Exploit, Third Party Advisory, VDB Entry)
http://www.securityfocus.com/bid/34096(Exploit, Third Party Advisory, VDB Entry)
http://www.vupen.com/english/advisories/2009/0703(Third Party Advisory)
https://exchange.xforce.ibmcloud.com/vulnerabilities/49212(Third Party Advisory, VDB Entry)
https://www.exploit-db.com/exploits/8241(Exploit, Third Party Advisory, VDB Entry)
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00487.html(Third Party Advisory)
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00529.html(Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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