{"id":"CVE-2022-23219","title":"The deprecated compatibility function clnt_create in the sunrpc module of the GNU C Library (aka glibc) through 2.34 copies its hostname argument on the stack without validating its length, which may result in a buffer overflow, potentia…","summary":"The deprecated compatibility function clnt_create in the sunrpc module of the GNU C Library (aka glibc) through 2.34 copies its hostname argument on the stack without validating its length, which may result in a buffer overflow, potentia…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-120"],"vendor":"gnu","product":"glibc","affected":["glibc < 2.31","communications_cloud_native_core_binding_support_function = 22.1.3","communications_cloud_native_core_network_function_cloud_native_environment = 22.1.0","communications_cloud_native_core_network_repository_function = 22.1.2","communications_cloud_native_core_network_repository_function = 22.2.0","communications_cloud_native_core_security_edge_protection_proxy = 22.1.1","communications_cloud_native_core_unified_data_repository = 22.2.0","enterprise_operations_monitor = 4.3","enterprise_operations_monitor = 4.4","enterprise_operations_monitor = 5.0","debian_linux = 10.0"],"patched":["glibc 2.31"],"published":"2022-01-14","updated":"2026-10-14","sourceUpdated":"2026-10-14T16:17:26.867","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-23219","references":[{"url":"https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html","label":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/202208-24","label":"cve@mitre.org"},{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=22542","label":"cve@mitre.org"},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/202208-24","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=22542","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-099606.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-831302.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.04685,"epssPercentile":0.91736,"ingestedAt":"2026-10-14T16:40:32.044Z","exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2025-04-23T13:31:40.909589Z"},"slug":"CVE-2022-23219","body":"## Overview\n\nThe deprecated compatibility function clnt_create in the sunrpc module of the GNU C Library (aka glibc) through 2.34 copies its hostname argument on the stack without validating its length, which may result in a buffer overflow, potentially resulting in a denial of service or (if an application is not built with a stack protector enabled) arbitrary code execution.\n\n## Affected\n\n- `glibc < 2.31`\n- `communications_cloud_native_core_binding_support_function = 22.1.3`\n- `communications_cloud_native_core_network_function_cloud_native_environment = 22.1.0`\n- `communications_cloud_native_core_network_repository_function = 22.1.2`\n- `communications_cloud_native_core_network_repository_function = 22.2.0`\n- `communications_cloud_native_core_security_edge_protection_proxy = 22.1.1`\n- `communications_cloud_native_core_unified_data_repository = 22.2.0`\n- `enterprise_operations_monitor = 4.3`\n- `enterprise_operations_monitor = 4.4`\n- `enterprise_operations_monitor = 5.0`\n- `debian_linux = 10.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `glibc 2.31`","depth":"abyssal","depthScore":67,"depthScoreParts":{"impact":53.9,"likelihood":0.9,"exploitation":12,"ransomware":0},"changes":[{"seq":221322,"id":"CVE-2022-23219","ts":1792031116909,"field":"exploit_available","old":"false","new":"true"}]}