Vulnerability CVE-2020-1896


Published: 2021-02-02

Description:
A stack overflow vulnerability in Facebook Hermes ?????builtin apply?????? prior to commit 86543ac47e59c522976b5632b8bf9a2a4583c7d2 (https://github.com/facebook/hermes/commit/86543ac47e59c522976b5632b8bf9a2a4583c7d2) allows attackers 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.

Type:

CWE-787

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Facebook -> Hermes 

 References:
https://github.com/facebook/hermes/commit/86543ac47e59c522976b5632b8bf9a2a4583c7d2
https://www.facebook.com/security/advisories/cve-2020-1896

Copyright 2024, cxsecurity.com

 

Back to Top