{"id":"CVE-2020-1913","state":"PUBLISHED","title":"An Integer signedness error in the JavaScript Interpreter in Facebook Hermes prior to commit 2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6 allows attackers to cause a denial of service ","description":"An Integer signedness error in the JavaScript Interpreter in Facebook Hermes prior to commit 2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6 allows attackers to cause a denial of service attack or a potential RCE via crafted JavaScript. Note that this is only exploitable if the application using Hermes permits evaluation of untrusted JavaScript. Hence, most React Native applications are not affected.","publishedAt":"2020-09-09T19:00:19.000Z","updatedAt":"2024-08-04T06:53:59.912Z","severity":null,"assigner":"facebook","products":["Facebook Hermes"],"affected":[{"vendor":"Facebook","product":"Hermes","versions":[{"version":"commit prior to 2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6","status":"affected"}]}],"references":["https://www.facebook.com/security/advisories/cve-2020-1913","https://github.com/facebook/hermes/commit/2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6"],"weaknesses":["CWE-195"],"ingestedAt":"2026-10-29T19:46:49.649Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/1xxx/CVE-2020-1913.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-1913","state":"PUBLISHED","datePublished":"2020-09-09T19:00:19.000Z","dateUpdated":"2024-08-04T06:53:59.912Z","assignerShortName":"facebook","assignerOrgId":"4fc57720-52fe-4431-a0fb-3d2c8747b827","dateReserved":"2019-12-02T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An Integer signedness error in the JavaScript Interpreter in Facebook Hermes prior to commit 2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6 allows attackers to cause a denial of service attack or a potential RCE via crafted JavaScript. Note that this is only exploitable if the application using Hermes permits evaluation of untrusted JavaScript. Hence, most React Native applications are not affected."}],"affected":[{"vendor":"Facebook","product":"Hermes","versions":[{"version":"commit prior to 2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6","status":"affected"}]}],"references":[{"url":"https://www.facebook.com/security/advisories/cve-2020-1913","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/facebook/hermes/commit/2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-195","description":"CWE-195: Signed to Unsigned Conversion Error","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"facebook","dateUpdated":"2020-09-09T19:00:19.000Z","orgId":"4fc57720-52fe-4431-a0fb-3d2c8747b827"},"dateAssigned":"2020-09-09T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve-assign@fb.com","DATE_ASSIGNED":"2020-09-09","ID":"CVE-2020-1913","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Hermes","version":{"version_data":[{"version_value":"commit prior to 2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6"}]}}]},"vendor_name":"Facebook"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An Integer signedness error in the JavaScript Interpreter in Facebook Hermes prior to commit 2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6 allows attackers to cause a denial of service attack or a potential RCE via crafted JavaScript. Note that this is only exploitable if the application using Hermes permits evaluation of untrusted JavaScript. Hence, most React Native applications are not affected."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-195: Signed to Unsigned Conversion Error"}]}]},"references":{"reference_data":[{"name":"https://www.facebook.com/security/advisories/cve-2020-1913","refsource":"CONFIRM","url":"https://www.facebook.com/security/advisories/cve-2020-1913"},{"name":"https://github.com/facebook/hermes/commit/2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6","refsource":"CONFIRM","url":"https://github.com/facebook/hermes/commit/2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.facebook.com/security/advisories/cve-2020-1913","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/facebook/hermes/commit/2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T06:53:59.912Z"}}]}}}