CVE-2022-40468

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-40468", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-11-04T16:09:53.843Z", "dateReserved": "2022-09-11T00:00:00.000Z", "datePublished": "2022-09-19T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-05-21T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "Potential leak of left-over heap data if custom error page templates containing special non-standard variables are used. Tinyproxy commit 84f203f and earlier use uninitialized buffers in process_request() function."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/tinyproxy/tinyproxy"}, {"url": "https://github.com/tinyproxy/tinyproxy/blob/84f203fb1c4733608c7283bbe794005a469c4b00/src/reqs.c#L346"}, {"url": "https://github.com/tinyproxy/tinyproxy/issues/457"}, {"url": "https://github.com/tinyproxy/tinyproxy/issues/457#issuecomment-1264176815"}, {"name": "GLSA-202305-27", "tags": ["vendor-advisory"], "url": "https://security.gentoo.org/glsa/202305-27"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://github.com/tinyproxy/tinyproxy", "tags": ["x_transferred"]}, {"url": "https://github.com/tinyproxy/tinyproxy/blob/84f203fb1c4733608c7283bbe794005a469c4b00/src/reqs.c#L346", "tags": ["x_transferred"]}, {"url": "https://github.com/tinyproxy/tinyproxy/issues/457", "tags": ["x_transferred"]}, {"url": "https://github.com/tinyproxy/tinyproxy/issues/457#issuecomment-1264176815", "tags": ["x_transferred"]}, {"name": "GLSA-202305-27", "tags": ["vendor-advisory", "x_transferred"], "url": "https://security.gentoo.org/glsa/202305-27"}, {"url": "https://lists.debian.org/debian-lts-announce/2024/09/msg00035.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-04T16:09:53.843Z"}}]}}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:tinyproxy_project:tinyproxy:*:*:*:*:*:*:*:*", "matchCriteriaId": "3E51FD82-DAE3-49BD-A817-91A131CE6525", "versionEndIncluding": "1.11.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Potential leak of left-over heap data if custom error page templates containing special non-standard variables are used. Tinyproxy commit 84f203f and earlier use uninitialized buffers in process_request() function."}, {"lang": "es", "value": "Posible fuga de datos sobrantes de la pila si se utilizan plantillas de p\u00e1ginas de error personalizadas que contienen variables especiales no est\u00e1ndar. El commit 84f203f de Tinyproxy y los anteriores utilizan b\u00faferes no inicializados en la funci\u00f3n process_request()"}], "id": "CVE-2022-40468", "lastModified": "2026-06-17T05:01:25.110", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-09-19T17:15:14.700", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/tinyproxy/tinyproxy"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/tinyproxy/tinyproxy/blob/84f203fb1c4733608c7283bbe794005a469c4b00/src/reqs.c#L346"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/tinyproxy/tinyproxy/issues/457"}, {"source": "cve@mitre.org", "url": "https://github.com/tinyproxy/tinyproxy/issues/457#issuecomment-1264176815"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/202305-27"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/tinyproxy/tinyproxy"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/tinyproxy/tinyproxy/blob/84f203fb1c4733608c7283bbe794005a469c4b00/src/reqs.c#L346"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/tinyproxy/tinyproxy/issues/457"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/tinyproxy/tinyproxy/issues/457#issuecomment-1264176815"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2024/09/msg00035.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202305-27"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1188"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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