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9.8
CVSSv3

CVE-2020-1911

Published: 04/09/2020 Updated: 11/09/2020
CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 605
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Vulnerability Summary

A type confusion vulnerability when resolving properties of JavaScript objects with specially-crafted prototype chains in Facebook Hermes prior to commit fe52854cdf6725c2eaa9e125995da76e6ceb27da allows malicious users to potentially execute arbitrary code 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.

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References

CWE-843https://www.facebook.com/security/advisories/cve-2020-1911https://github.com/facebook/hermes/commit/fe52854cdf6725c2eaa9e125995da76e6ceb27dahttps://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-5324path traversalCVE-2024-4743CVE-2024-5184TCPCVE-2024-27822code injectionCVE-2024-28995CVE-2023-20938
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