{"id":"CVE-2020-37182","state":"PUBLISHED","title":"Redir 3.3 - Denial of Service","description":"Redir 3.3 contains a stack overflow vulnerability in the doproxyconnect() function that allows attackers to crash the application by sending oversized input. Attackers can exploit the sprintf() buffer without proper length checking to overwrite memory and cause a segmentation fault, resulting in program termination.","publishedAt":"2026-02-11T20:37:05.294Z","updatedAt":"2026-02-12T18:44:35.469Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"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","source":"VulnCheck"},"assigner":"VulnCheck","products":["troglobit Redir"],"affected":[{"vendor":"troglobit","product":"Redir","versions":[{"version":"3.3","status":"affected"}]}],"references":["https://www.exploit-db.com/exploits/47919","https://github.com/troglobit/redir","https://www.vulncheck.com/advisories/redir-denial-of-service"],"weaknesses":["CWE-121"],"ingestedAt":"2026-10-29T19:47:27.394Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/37xxx/CVE-2020-37182.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2020-37182","state":"PUBLISHED","datePublished":"2026-02-11T20:37:05.294Z","dateUpdated":"2026-02-12T18:44:35.469Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-02-10T18:34:08.319Z"},"containers":{"cna":{"title":"Redir 3.3 - Denial of Service","descriptions":[{"lang":"en","value":"Redir 3.3 contains a stack overflow vulnerability in the doproxyconnect() function that allows attackers to crash the application by sending oversized input. Attackers can exploit the sprintf() buffer without proper length checking to overwrite memory and cause a segmentation fault, resulting in program termination."}],"affected":[{"vendor":"troglobit","product":"Redir","versions":[{"version":"3.3","status":"affected"}]}],"references":[{"url":"https://www.exploit-db.com/exploits/47919","name":"ExploitDB-47919","tags":["exploit"]},{"url":"https://github.com/troglobit/redir","name":"Redir Project GitHub Repository","tags":["product"]},{"url":"https://www.vulncheck.com/advisories/redir-denial-of-service","name":"VulnCheck Advisory: Redir 3.3 - Denial of Service","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":"NONE","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: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"},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","lang":"en","description":"Stack-based Buffer Overflow","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-02-11T20:37:05.294Z"},"datePublic":"2020-01-14T00:00:00.000Z","credits":[{"lang":"en","value":"hieubl from HPT Cyber Security","type":"finder"}],"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-12T18:44:26.022712Z","id":"CVE-2020-37182","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-12T18:44:35.469Z"}}]}}}