{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2012-10021","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2025-07-30T17:20:30.437Z","datePublished":"2025-07-31T14:54:19.755Z","dateUpdated":"2026-05-14T02:06:05.524Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unknown","modules":["/goform/formLogin"],"product":"DIR-605L","vendor":"D-Link","versions":[{"lessThanOrEqual":"1.13","status":"affected","version":"1.12","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:dlink:dir-605l_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.13","versionStartIncluding":"1.12","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"credits":[{"lang":"en","type":"finder","value":"Craig Heffner"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"A stack-based buffer overflow vulnerability exists in D-Link DIR-605L Wireless N300 Cloud Router firmware versions 1.12 and 1.13 via the <code>getAuthCode()</code> function. The flaw arises from unsafe usage of <code>sprintf()</code> when processing user-supplied CAPTCHA data via the <code>FILECODE</code> parameter in <code>/goform/formLogin</code>. A remote unauthenticated attacker can exploit this to execute arbitrary code with root privileges on the device."}],"value":"A stack-based buffer overflow vulnerability exists in D-Link DIR-605L Wireless N300 Cloud Router firmware versions 1.12 and 1.13 via the getAuthCode() function. The flaw arises from unsafe usage of sprintf() when processing user-supplied CAPTCHA data via the FILECODE parameter in /goform/formLogin. A remote unauthenticated attacker can exploit this to execute arbitrary code with root privileges on the device."}],"impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"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":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","description":"CWE-121 Stack-based Buffer Overflow","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-05-14T02:06:05.524Z"},"references":[{"tags":["exploit"],"url":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/linux/http/dlink_dir605l_captcha_bof.rb"},{"tags":["technical-description","exploit"],"url":"https://web.archive.org/web/20121012062554/http://www.devttys0.com/2012/10/exploiting-a-mips-stack-overflow/"},{"tags":["exploit"],"url":"https://www.exploit-db.com/exploits/29127"},{"url":"https://forums.dlink.com/index.php?topic=51923.0"},{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/dlink-dir605l-captcha-handling-stack-based-buffer-overflow"}],"source":{"discovery":"UNKNOWN"},"title":"D-Link DIR-605L Captcha Handling Buffer Overflow","x_generator":{"engine":"Vulnogram 0.2.0"},"datePublic":"2013-10-22T00:00:00.000Z"},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-07-31T18:30:55.263379Z","id":"CVE-2012-10021","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"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":"2025-07-31T18:31:32.054Z"}}]}}