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{"affected_release": [{"advisory": "RHSA-2026:74858", "cpe": "cpe:/a:redhat:hummingbird:1", "package": "httpd-main-2.4.69-1.hum1", "product_name": "Red Hat Hardened Images", "release_date": "2026-10-02T00:00:00Z"}], "bugzilla": {"description": "httpd: httpd: unauthorized connection to arbitrary hosts via crafted FTP PASV response", "id": "2544823", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2544823"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "status": "verified"}, "cwe": "CWE-918", "details": ["A flaw was found in httpd. When configured as a forward proxy using the mod_proxy_ftp module, the server improperly validates the network address returned in a File Transfer Protocol (FTP) passive mode (PASV) response. A malicious FTP server can exploit this flaw by returning a crafted reply, forcing the proxy to establish a data connection to an arbitrary third-party host. This issue may allow an attacker to initiate unauthorized network connections or probe internal systems that are otherwise inaccessible."], "mitigation": {"lang": "en:us", "value": "Disable the mod_proxy_ftp module or ensure forward proxying is disabled in the Apache HTTP Server configuration.\n1. Comment out the mod_proxy_ftp module load line in `/etc/httpd/conf.modules.d/00-proxy.conf`:\n```\n# LoadModule proxy_ftp_module modules/mod_proxy_ftp.so\n```\n2. Ensure forward proxying is turned off in `/etc/httpd/conf/httpd.conf`:\n```\nProxyRequests Off\n```\n3. Reload the httpd service to apply changes:\n```\nsystemctl reload httpd\n```\nCaveat: Disabling mod_proxy_ftp terminates the ability of httpd to proxy FTP requests.\nWarning: Reloading or restarting the httpd service will briefly affect active connections while configuration changes are reloaded."}, "name": "CVE-2026-63045", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "httpd:2.4/httpd", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "httpd", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-10-01T16:09:07Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-63045\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-63045\nhttp://www.openwall.com/lists/oss-security/2026/10/01/23\nhttps://httpd.apache.org/security/vulnerabilities_24.html"], "threat_severity": "Moderate"}

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