{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-09-21T14:02:31.938","vulnerabilities":[{"cve":{"id":"CVE-2018-6337","sourceIdentifier":"cve-assign@fb.com","published":"2018-12-31T22:29:00.247","lastModified":"2026-06-17T02:01:41.503","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"folly::secureRandom will re-use a buffer between parent and child processes when fork() is called. That will result in multiple forked children producing repeat (or similar) results. This affects HHVM 3.26 prior to 3.26.3 and the folly library between v2017.12.11.00 and v2018.08.09.00."},{"lang":"es","value":"folly::secureRandom reutilizará un búfer entre los procesos padre e hijo cuando una bifurcación() es llamada. Esto resultará en múltiples hijos bifurcados, produciendo resultados repetidos o similares. Esto afecta a las versiones de HHVM 3.26 anteriores a la 3.26.3 y a la librería folly entre las versiones v2017.12.11.00 y v2018.08.09.00."}],"affected":[{"source":"cve-assign@fb.com","affectedData":[{"vendor":"Facebook","product":"HHVM","versions":[{"version":"3.26.3","status":"affected"},{"version":"3.26.0","lessThan":"unspecified","versionType":"custom","status":"affected"},{"version":"unspecified","lessThan":"3.26.0","versionType":"custom","status":"unaffected"}]},{"vendor":"Facebook","product":"folly","versions":[{"version":"v2018.08.09.00","status":"affected"},{"version":"v2017.12.11.00","lessThan":"unspecified","versionType":"custom","status":"affected"},{"version":"unspecified","lessThan":"v2017.12.11.00","versionType":"custom","status":"unaffected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:N","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2025-05-06T16:36:10.630630Z","id":"CVE-2018-6337","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"cve-assign@fb.com","type":"Secondary","description":[{"lang":"en","value":"CWE-212"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-119"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:facebook:folly:*:*:*:*:*:*:*:*","versionStartIncluding":"2017.12.11.00","versionEndIncluding":"2018.08.09.00","matchCriteriaId":"C5CE5C5F-6B35-4243-BE99-CFB558D74996"},{"vulnerable":true,"criteria":"cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*","versionStartIncluding":"3.26","versionEndExcluding":"3.26.3","matchCriteriaId":"1797EA50-9525-49CC-86B0-70DD9C573732"}]}]}],"references":[{"url":"https://github.com/facebook/folly/commit/8e927ee48b114c8a2f90d0cbd5ac753795a6761f","source":"cve-assign@fb.com","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/facebook/hhvm/commit/e2d10a1e32d01f71aaadd81169bcb9ae86c5d6b8","source":"cve-assign@fb.com","tags":["Patch","Third Party Advisory"]},{"url":"https://hhvm.com/blog/2018/05/24/hhvm-3.26.3.html","source":"cve-assign@fb.com","tags":["Release Notes","Vendor Advisory"]},{"url":"https://github.com/facebook/folly/commit/8e927ee48b114c8a2f90d0cbd5ac753795a6761f","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/facebook/hhvm/commit/e2d10a1e32d01f71aaadd81169bcb9ae86c5d6b8","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://hhvm.com/blog/2018/05/24/hhvm-3.26.3.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Vendor Advisory"]}]}}]}