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Vulnerability record · CVE-2004-1765 · published 31 December 2004

CVE-2004-1765: Mod security vulnerability

Mod Security · Mod Security

Off-by-one buffer overflow in ModSecurity (mod_security) 1.7.4 for Apache 2.x, when SecFilterScanPost is enabled, allows remote attackers to execute arbitrary code via crafted POST requests.

7.5 CVSS 2.0 High EPSS 4.7% · top 8.6%
7.5CVSS 2.0 base score
4.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

Off-by-one buffer overflow in ModSecurity (mod_security) 1.7.4 for Apache 2.x, when SecFilterScanPost is enabled, allows remote attackers to execute arbitrary code via crafted POST requests.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://marc.info/?l=bugtraq&m=107945597331370&w=2
http://secunia.com/advisories/11138 Patch
http://www.kb.cert.org/vuls/id/779438 Third Party AdvisoryUS Government Resource
http://www.modsecurity.org/
http://www.s-quadra.com/advisories/Adv-20040315.txt
http://www.securityfocus.com/bid/9885 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/15489
http://marc.info/?l=bugtraq&m=107945597331370&w=2
http://secunia.com/advisories/11138 Patch
http://www.kb.cert.org/vuls/id/779438 Third Party AdvisoryUS Government Resource
http://www.modsecurity.org/
http://www.s-quadra.com/advisories/Adv-20040315.txt
http://www.securityfocus.com/bid/9885 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/15489

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2003-1171Mod security vulnerabilityHeap-based buffer overflow in the sec_filter_out function in mod_security 1.7RC1 through 1.7.1 in Apache 2 allows remote attackers to execute arbitra…EPSS 4.6%6.8CVE-2007-1359Mod security vulnerabilityInterpretation conflict in ModSecurity (mod_security) 2.1.0 and earlier allows remote attackers to bypass request rules via application/x-www-form-ur…EPSS 6.6%

Source: NIST National Vulnerability Database (record CVE-2004-1765), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.