{"id":"CVE-2019-25237","state":"PUBLISHED","title":"V-SOL GPON/EPON OLT Platform 2.03 Privilege Escalation via User Role Parameter","description":"V-SOL GPON/EPON OLT Platform v2.03 contains a privilege escalation vulnerability that allows normal users to gain administrative access by manipulating the user role parameter. Attackers can send a crafted HTTP POST request to the user management endpoint with 'user_role_mod' set to integer value '1' to elevate their privileges.","publishedAt":"2025-12-24T19:27:56.411Z","updatedAt":"2025-12-24T20:23:45.916Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Guangzhou V-SOLUTION Electronic Technology Co., Ltd. SOL GPON/EPON OLT Platform"],"affected":[{"vendor":"Guangzhou V-SOLUTION Electronic Technology Co., Ltd.","product":"SOL GPON/EPON OLT Platform","versions":[{"version":"2.03","status":"affected"}]}],"references":["https://www.exploit-db.com/exploits/47435","https://www.vsolcn.com","https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5538.php"],"weaknesses":["CWE-863"],"ingestedAt":"2026-10-29T19:45:53.332Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2019/25xxx/CVE-2019-25237.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2019-25237","state":"PUBLISHED","datePublished":"2025-12-24T19:27:56.411Z","dateUpdated":"2025-12-24T20:23:45.916Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2025-12-24T14:27:12.476Z"},"containers":{"cna":{"title":"V-SOL GPON/EPON OLT Platform 2.03 Privilege Escalation via User Role Parameter","descriptions":[{"lang":"en","value":"V-SOL GPON/EPON OLT Platform v2.03 contains a privilege escalation vulnerability that allows normal users to gain administrative access by manipulating the user role parameter. Attackers can send a crafted HTTP POST request to the user management endpoint with 'user_role_mod' set to integer value '1' to elevate their privileges."}],"affected":[{"vendor":"Guangzhou V-SOLUTION Electronic Technology Co., Ltd.","product":"SOL GPON/EPON OLT Platform","versions":[{"version":"2.03","status":"affected"}]}],"references":[{"url":"https://www.exploit-db.com/exploits/47435","name":"ExploitDB-47435","tags":["exploit"]},{"url":"https://www.vsolcn.com","name":"V-SOL Official Product Homepage","tags":["product"]},{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5538.php","name":"Zero Science Lab Disclosure (ZSL-2019-5538)","tags":["third-party-advisory"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.7,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS"},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"Incorrect Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2025-12-24T19:27:56.411Z"},"datePublic":"2019-09-26T00:00:00.000Z","credits":[{"lang":"en","value":"LiquidWorm as Gjoko Krstic of Zero Science Lab","type":"finder"}],"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5538.php","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-24T20:05:09.630775Z","id":"CVE-2019-25237","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-12-24T20:23:45.916Z"}}]}}}