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Vulnerability record · CVE-2003-1054 · published 16 April 2003

CVE-2003-1054: Mod access referer vulnerability

MMod Access Referer · Mod Access Referer

mod_access_referer 1.0.2 allows remote attackers to cause a denial of service (crash) via a malformed Referer header that is missing a hostname, as parsed by the ap_parse_uri_components function in Apache, which triggers a null dereference.

5.0 CVSS 2.0 Medium EPSS 7.1% · top 6.0%
5.0CVSS 2.0 base score
7.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

mod_access_referer 1.0.2 allows remote attackers to cause a denial of service (crash) via a malformed Referer header that is missing a hostname, as parsed by the ap_parse_uri_components function in Apache, which triggers a null dereference.

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

Affected products

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

References

LinkTags
http://lists.grok.org.uk/pipermail/full-disclosure/2003-April/004555.html PatchVendor Advisory
http://secunia.com/advisories/8612 Vendor Advisory
http://sourceforge.net/project/shownotes.php?release_id=151905 Patch
http://www.securityfocus.com/bid/7375 ExploitPatchVendor Advisory
http://www.vuxml.org/freebsd/af747389-42ba-11d9-bd37-00065be4b5b6.html Vendor Advisory
http://lists.grok.org.uk/pipermail/full-disclosure/2003-April/004555.html PatchVendor Advisory
http://secunia.com/advisories/8612 Vendor Advisory
http://sourceforge.net/project/shownotes.php?release_id=151905 Patch
http://www.securityfocus.com/bid/7375 ExploitPatchVendor Advisory
http://www.vuxml.org/freebsd/af747389-42ba-11d9-bd37-00065be4b5b6.html Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2003-1054), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.