{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T02:42:14.694","vulnerabilities":[{"cve":{"id":"CVE-2018-16253","sourceIdentifier":"cve@mitre.org","published":"2018-11-07T20:29:00.667","lastModified":"2024-11-21T03:52:23.010","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"In sig_verify() in x509.c in axTLS version 2.1.3 and before, the PKCS#1 v1.5 signature verification does not properly verify the ASN.1 metadata. Consequently, a remote attacker can forge signatures when small public exponents are being used, which could lead to impersonation through fake X.509 certificates. This is an even more permissive variant of CVE-2006-4790 and CVE-2014-1568."},{"lang":"es","value":"En sig_verify() en x509.c en axTLS en versiones 2.1.3 y anteriores, la verificación de firmas PKCS#1 v1.5 no verifica correctamente los metadatos ASN.1. En consecuencia, un atacante remoto puede falsificar firmas cuando se emplean pequeños exponentes públicos, lo que podría conducir a una suplantación mediante certificados X.509 falsos. Esta es una variante aún más permisiva de CVE-2006-4790 y CVE-2014-1568."}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-347"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:axtls_project:axtls:*:*:*:*:*:*:*:*","versionEndIncluding":"2.1.3","matchCriteriaId":"7AD9FC7F-99F0-4E2C-8DB1-6571EFA1658F"}]}]}],"references":[{"url":"https://github.com/igrr/axtls-8266/commit/5efe2947ab45e81d84b5f707c51d1c64be52f36c","source":"cve@mitre.org","tags":["Patch","Third Party Advisory"]},{"url":"https://sourceforge.net/p/axtls/mailman/message/36459928/","source":"cve@mitre.org","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/igrr/axtls-8266/commit/5efe2947ab45e81d84b5f707c51d1c64be52f36c","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://sourceforge.net/p/axtls/mailman/message/36459928/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]}]}}]}