{"id":"CVE-2018-12115","state":"PUBLISHED","title":"In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names `'ucs2'`, `'ucs-2'`, `'utf16le'` and `'utf-16le'`","description":"In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names `'ucs2'`, `'ucs-2'`, `'utf16le'` and `'utf-16le'`), `Buffer#write()` can be abused to write outside of the bounds of a single `Buffer`. Writes that start from the second-to-last position of a buffer cause a miscalculation of the maximum length of the input bytes to be written.","publishedAt":"2018-08-21T13:00:00.000Z","updatedAt":"2026-10-15T17:22:34.814Z","severity":null,"assigner":"nodejs","products":["The Node.js Project Node.js"],"affected":[{"vendor":"The Node.js Project","product":"Node.js","versions":[{"version":"All versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0","status":"affected"}]}],"references":["http://www.securityfocus.com/bid/105127","https://access.redhat.com/errata/RHSA-2018:2552","https://access.redhat.com/errata/RHSA-2018:2553","https://access.redhat.com/errata/RHSA-2018:2944","https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/","https://access.redhat.com/errata/RHSA-2018:3537","https://access.redhat.com/errata/RHSA-2018:2949","https://security.gentoo.org/glsa/202003-48"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T19:44:15.404Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2018/12xxx/CVE-2018-12115.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2018-12115","state":"PUBLISHED","datePublished":"2018-08-21T13:00:00.000Z","dateUpdated":"2026-10-15T17:22:34.814Z","assignerShortName":"nodejs","assignerOrgId":"386269d4-a6c6-4eaa-bf8e-bc0b0d010558","dateReserved":"2018-06-11T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names `'ucs2'`, `'ucs-2'`, `'utf16le'` and `'utf-16le'`), `Buffer#write()` can be abused to write outside of the bounds of a single `Buffer`. Writes that start from the second-to-last position of a buffer cause a miscalculation of the maximum length of the input bytes to be written."}],"affected":[{"vendor":"The Node.js Project","product":"Node.js","versions":[{"version":"All versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0","status":"affected"}]}],"references":[{"url":"http://www.securityfocus.com/bid/105127","name":"105127","tags":["vdb-entry","x_refsource_BID"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2552","name":"RHSA-2018:2552","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2553","name":"RHSA-2018:2553","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2944","name":"RHSA-2018:2944","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/","tags":["x_refsource_CONFIRM"]},{"url":"https://access.redhat.com/errata/RHSA-2018:3537","name":"RHSA-2018:3537","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2949","name":"RHSA-2018:2949","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://security.gentoo.org/glsa/202003-48","name":"GLSA-202003-48","tags":["vendor-advisory","x_refsource_GENTOO"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","description":"CWE-787: Out-of-bounds Write","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"nodejs","dateUpdated":"2020-03-20T20:06:12.000Z","orgId":"386269d4-a6c6-4eaa-bf8e-bc0b0d010558"},"datePublic":"2018-08-12T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve-request@iojs.org","DATE_PUBLIC":"2018-08-12T00:00:00","ID":"CVE-2018-12115","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Node.js","version":{"version_data":[{"version_value":"All versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0"}]}}]},"vendor_name":"The Node.js Project"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names `'ucs2'`, `'ucs-2'`, `'utf16le'` and `'utf-16le'`), `Buffer#write()` can be abused to write outside of the bounds of a single `Buffer`. Writes that start from the second-to-last position of a buffer cause a miscalculation of the maximum length of the input bytes to be written."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-787: Out-of-bounds Write"}]}]},"references":{"reference_data":[{"name":"105127","refsource":"BID","url":"http://www.securityfocus.com/bid/105127"},{"name":"RHSA-2018:2552","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:2552"},{"name":"RHSA-2018:2553","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:2553"},{"name":"RHSA-2018:2944","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:2944"},{"name":"https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/","refsource":"CONFIRM","url":"https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/"},{"name":"RHSA-2018:3537","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:3537"},{"name":"RHSA-2018:2949","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:2949"},{"name":"GLSA-202003-48","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/202003-48"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.securityfocus.com/bid/105127","name":"105127","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2552","name":"RHSA-2018:2552","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2553","name":"RHSA-2018:2553","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2944","name":"RHSA-2018:2944","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://nodejs.org/en/blog/vulnerability/august-2018-security-releases/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2018:3537","name":"RHSA-2018:3537","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://access.redhat.com/errata/RHSA-2018:2949","name":"RHSA-2018:2949","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred"]},{"url":"https://security.gentoo.org/glsa/202003-48","name":"GLSA-202003-48","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T08:24:03.759Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-15T17:22:23.692025Z","id":"CVE-2018-12115","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-15T17:22:34.814Z"}}]}}}