{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2005-07-14T04:00:00.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "apache-hidden-http-request(7363)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "http://www.iss.net/security_center/static/7363.php"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://httpd.apache.org/docs/logs.html"}, {"name": "20011024 Hidden requests to Apache", "tags": ["mailing-list", "x_refsource_BUGTRAQ"], "url": "http://archives.neohapsis.com/archives/bugtraq/2001-10/0231.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2001-1556", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "apache-hidden-http-request(7363)", "refsource": "XF", "url": "http://www.iss.net/security_center/static/7363.php"}, {"name": "http://httpd.apache.org/docs/logs.html", "refsource": "CONFIRM", "url": "http://httpd.apache.org/docs/logs.html"}, {"name": "20011024 Hidden requests to Apache", "refsource": "BUGTRAQ", "url": "http://archives.neohapsis.com/archives/bugtraq/2001-10/0231.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-08T04:58:11.869Z"}, "title": "CVE Program Container", "references": [{"name": "apache-hidden-http-request(7363)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "http://www.iss.net/security_center/static/7363.php"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://httpd.apache.org/docs/logs.html"}, {"name": "20011024 Hidden requests to Apache", "tags": ["mailing-list", "x_refsource_BUGTRAQ", "x_transferred"], "url": "http://archives.neohapsis.com/archives/bugtraq/2001-10/0231.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2001-1556", "datePublished": "2005-07-14T04:00:00.000Z", "dateReserved": "2005-07-14T00:00:00.000Z", "dateUpdated": "2024-09-16T17:54:21.123Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "44B59C66-C5B3-4682-BB43-A390B4093828", "versionEndExcluding": "1.3.31", "versionStartIncluding": "1.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "28A956D5-032E-4DBE-8201-B60B44BDCF01", "versionEndExcluding": "2.0.49", "versionStartIncluding": "2.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep."}], "id": "CVE-2001-1556", "lastModified": "2026-04-16T00:27:16.627", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2001-12-31T05:00:00.000", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://archives.neohapsis.com/archives/bugtraq/2001-10/0231.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://httpd.apache.org/docs/logs.html"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://www.iss.net/security_center/static/7363.php"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://archives.neohapsis.com/archives/bugtraq/2001-10/0231.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://httpd.apache.org/docs/logs.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://www.iss.net/security_center/static/7363.php"}], "sourceIdentifier": "cve@mitre.org", "vendorComments": [{"comment": "This is a duplicate CVE name and is a combination of CVE-2003-0020 and CVE-2003-0083.", "lastModified": "2006-08-30T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-532"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "httpd: log files contain information directly supplied by clients and does not filter or quote control characters", "id": "1891833", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1891833"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-532", "details": ["The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep."], "name": "CVE-2001-1556", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "httpd:2.4/httpd", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:jboss_core_services:1", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat JBoss Core Services"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Not affected", "package_name": "httpd", "product_name": "Red Hat JBoss Enterprise Web Server 2"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_web_server:2", "fix_state": "Not affected", "package_name": "httpd22", "product_name": "Red Hat JBoss Enterprise Web Server 2"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "httpd24-httpd", "product_name": "Red Hat Software Collections"}], "public_date": "2001-12-31T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2001-1556\nhttps://nvd.nist.gov/vuln/detail/CVE-2001-1556"], "statement": "This is a duplicate CVE name and is a combination of CVE-2003-0020 and CVE-2003-0083.", "threat_severity": "Low"}

{}