{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-51017","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-09-05T21:03:47.627Z","datePublished":"2026-09-07T12:55:09.862Z","dateUpdated":"2026-10-08T15:20:59.279Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-08T15:20:59.279Z"},"datePublic":"2022-01-04T00:00:00.000Z","title":"PocketMine-MP before 3.26.5 and 4.0.5 Denial of Service via Skin Data","descriptions":[{"lang":"en","value":"PocketMine-MP versions before 3.26.5 and 4.0.5 fail to validate the length of skin data fields submitted by players, allowing uncapped values to exceed the 32767 byte TAG_String limit. Attackers can submit oversized skin data fields like skinID or geometryName to trigger exceptions during NBT data serialization, causing server crashes."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Input Validation","cweId":"CWE-20","type":"CWE"}]}],"affected":[{"vendor":"pmmp","product":"PocketMine-MP","defaultStatus":"unaffected","versions":[{"version":"3.0.0","status":"affected","versionType":"semver","lessThan":"3.26.5"},{"version":"3.26.5","status":"unaffected","versionType":"semver"},{"version":"4.0.0","status":"affected","versionType":"semver","lessThan":"4.0.5"},{"version":"4.0.5","status":"unaffected","versionType":"semver"}],"packageURL":"pkg:composer/pocketmine/pocketmine-mp"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"}}],"references":[{"url":"https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-c6fg-99pr-25m9","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-c6fg-99pr-25m9)"},{"url":"https://github.com/pmmp/PocketMine-MP/commit/958a9dbf0fe3131ab60319c5a939f5dfbfe5dfbb","tags":["patch"],"name":"Patch Commit"},{"url":"https://github.com/pmmp/PocketMine-MP/commit/6492cac5c10f9fa8443ceddd2191a7b65b73f601","tags":["patch"],"name":"Patch Commit"},{"name":"VulnCheck Advisory: PocketMine-MP before 3.26.5 and 4.0.5 Denial of Service via Skin Data","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/pocketmine-mp-before-3.26.5-and-4.0.5-denial-of-service-via-skin-data"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T12:52:24.624311Z","id":"CVE-2022-51017","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-08T12:52:40.245Z"}}]}}