{"cve":"CVE-2018-1303","nvd":{"published":"2018-03-26T15:29:00.523","modified":"2026-06-17T01:50:57.720","status":"Modified","description":"A specially crafted HTTP request header could have crashed the Apache HTTP Server prior to version 2.4.30 due to an out of bound read while preparing data to be cached in shared memory. It could be used as a Denial of Service attack against users of mod_cache_socache. The vulnerability is considered as low risk since mod_cache_socache is not widely used, mod_cache_disk is not concerned by this vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-125"],"references":["http://www.openwall.com/lists/oss-security/2018/03/24/3","http://www.securityfocus.com/bid/103522","http://www.securitytracker.com/id/1040572","https://access.redhat.com/errata/RHSA-2018:3558","https://access.redhat.com/errata/RHSA-2019:0366"],"products":["apache:http_server","canonical:ubuntu_linux","debian:debian_linux","netapp:clustered_data_ontap","netapp:santricity_cloud_connector","netapp:storage_automation_store","netapp:storagegrid"],"source":"nvd","synced_at":"2026-10-19T20:49:59.483420567+00:00"},"epss":{"cve":"CVE-2018-1303","score":0.69802,"percentile":0.99368,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}