{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-49643","assignerOrgId":"72de3e22-0555-4a0d-ae81-9249e0f0a1e8","state":"PUBLISHED","assignerShortName":"Zabbix","dateReserved":"2025-06-09T12:23:32.445Z","datePublished":"2025-12-01T13:05:33.613Z","dateUpdated":"2025-12-01T14:34:20.496Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unknown","modules":["Frontend"],"product":"Zabbix","repo":"https://git.zabbix.com/","vendor":"Zabbix","versions":[{"changes":[{"at":"6.0.42","status":"unaffected"}],"lessThanOrEqual":"6.0.41","status":"affected","version":"6.0.0","versionType":"git"},{"changes":[{"at":"7.0.19","status":"unaffected"}],"lessThanOrEqual":"7.0.18","status":"affected","version":"7.0.0","versionType":"git"},{"changes":[{"at":"7.2.13","status":"unaffected"}],"lessThanOrEqual":"7.2.12","status":"affected","version":"7.2.0","versionType":"git"},{"changes":[{"at":"7.4.3","status":"unaffected"}],"lessThanOrEqual":"7.4.2","status":"affected","version":"7.4.0","versionType":"git"}]}],"configurations":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>An authenticated user sending crafted HTTP requests to Zabbix Frontend.</p>"}],"value":"An authenticated user sending crafted HTTP requests to Zabbix Frontend."}],"credits":[{"lang":"en","type":"reporter","value":"Zabbix wants to thank Pamparau Sebastian (sebiee) for submitting this report on the HackerOne bug bounty platform."}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>An authenticated Zabbix user (including Guest) is able to cause disproportionate CPU load on the webserver by sending specially crafted parameters to /imgstore.php, leading to potential denial of service.</p>"}],"value":"An authenticated Zabbix user (including Guest) is able to cause disproportionate CPU load on the webserver by sending specially crafted parameters to /imgstore.php, leading to potential denial of service."}],"impacts":[{"capecId":"CAPEC-490","descriptions":[{"lang":"en","value":"CAPEC-490: Amplification"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"ADJACENT","baseScore":6,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-405","description":"CWE-405: Asymmetric Resource Consumption (Amplification)","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"72de3e22-0555-4a0d-ae81-9249e0f0a1e8","shortName":"Zabbix","dateUpdated":"2025-12-01T13:05:33.613Z"},"references":[{"url":"https://support.zabbix.com/browse/ZBX-27284"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Update the affected components to their respective fixed versions.</p>"}],"value":"Update the affected components to their respective fixed versions."}],"source":{"discovery":"EXTERNAL"},"title":"Frontend DoS vulnerability due to asymmetric resource consumption","x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-01T14:33:57.352604Z","id":"CVE-2025-49643","options":[{"Exploitation":"none"},{"Automatable":"no"},{"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":"2025-12-01T14:34:20.496Z"}}]}}