{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2018-25117","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2025-10-14T16:07:20.780Z","datePublished":"2025-10-15T01:23:35.427Z","dateUpdated":"2026-03-23T15:43:25.125Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","modules":["Debian installer"],"product":"Control Panel (CP)","vendor":"Vesta","versions":[{"lessThan":"ee03eff016e03cb76fac7ae3a0f9d1ef0f8ee35b","status":"affected","version":"a3f0fa1501d424477786e3e7150bb05c0b99518f","versionType":"git"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:vestacp:control_panel:*:*:*:*:*:*:*:*","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"credits":[{"lang":"en","type":"finder","value":"Kaspersky Labs"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"VestaCP commit a3f0fa1 (2018-05-31) up to commit ee03eff (2018-06-13) contain embedded malicious code that resulted in a supply-chain compromise. New installations created from the compromised installer since at least May 2018 were subject to installation of Linux/ChachaDDoS, a multi-stage DDoS bot that uses Lua for second- and third-stage components. The compromise leaked administrative credentials (base64-encoded admin password and server domain) to an external URL during installation and/or resulted in the installer dropping and executing a DDoS malware payload under local system privileges. Compromised servers were subsequently observed participating in large-scale DDoS activity. Vesta acknowledged exploitation in the wild in October 2018.<br>"}],"value":"VestaCP commit a3f0fa1 (2018-05-31) up to commit ee03eff (2018-06-13) contain embedded malicious code that resulted in a supply-chain compromise. New installations created from the compromised installer since at least May 2018 were subject to installation of Linux/ChachaDDoS, a multi-stage DDoS bot that uses Lua for second- and third-stage components. The compromise leaked administrative credentials (base64-encoded admin password and server domain) to an external URL during installation and/or resulted in the installer dropping and executing a DDoS malware payload under local system privileges. Compromised servers were subsequently observed participating in large-scale DDoS activity. Vesta acknowledged exploitation in the wild in October 2018."}],"impacts":[{"capecId":"CAPEC-441","descriptions":[{"lang":"en","value":"CAPEC-441 Malicious Logic Insertion"}]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.3,"baseSeverity":"CRITICAL","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"HIGH","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-506","description":"CWE-506 Embedded Malicious Code","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-03-23T15:43:25.125Z"},"references":[{"tags":["technical-description"],"url":"https://www.welivesecurity.com/2018/10/18/new-linux-chachaddos-malware-distributed-servers-vestacp-installed/"},{"tags":["patch"],"url":"https://github.com/outroll/vesta/commit/ee03eff016e03cb76fac7ae3a0f9d1ef0f8ee35b#diff-df8da0c91e9086454c60cd468849630dL1270"},{"tags":["exploit"],"url":"https://github.com/outroll/vesta/commit/a3f0fa1501d424477786e3e7150bb05c0b99518f#diff-df8da0c91e9086454c60cd468849630dR1256"},{"tags":["issue-tracking"],"url":"https://forum.vestacp.com/viewtopic.php?f=10&t=17641&p=73282"},{"tags":["vendor-advisory","patch"],"url":"https://forum.vestacp.com/viewtopic.php?f=10&t=17641&start=180#p73907"},{"tags":["product"],"url":"https://vestacp.com/"},{"tags":["product"],"url":"https://github.com/outroll/vesta"},{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/vestacp-debian-installer-malicious-backdoor-supply-chain-compromise"}],"source":{"discovery":"UNKNOWN"},"tags":["x_known-exploited-vulnerability"],"title":"VestaCP Debian Installer Malicious Backdoor Supply Chain Compromise","x_generator":{"engine":"vulncheck"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-15T18:54:21.234917Z","id":"CVE-2018-25117","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-15T18:56:00.958Z"}}]}}