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9.8
CVSSv3

CVE-2023-23557

Published: 18/05/2023 Updated: 07/11/2023
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 0
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Vulnerability Summary

An error in Hermes' algorithm for copying objects properties prior to commit a00d237346894c6067a594983be6634f4168c9ad could be used by a malicious malicious user to execute arbitrary code via type confusion. Note that this is only exploitable in cases where Hermes is used to execute untrusted JavaScript. Hence, most React Native applications are not affected.

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References

CWE-843https://github.com/facebook/hermes/commit/a00d237346894c6067a594983be6634f4168c9adhttps://www.facebook.com/security/advisories/cve-2023-23557https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
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CVE-2020-4463CVE-2024-3400deserializationCVE-2024-21788CVE-2023-42433CVE-2024-21841CVE-2024-22095local file inclusionmemory leak
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