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.
| Software | From | Fixed in |
|---|---|---|
| mod_access_referer / mod_access_referer | 1.0.2 | 1.0.2.x |