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CVE-2020-1913

UNKNOWN
Published 2020-09-09T19:00:19
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No CVSS data available

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Facebook

Hermes

Affected Versions:

commit prior to 2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed HIGH

Signed to Unsigned Conversion Error in Facebook Hermes

GHSA-gmpm-xp43-f7g6

Advisory Details

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 Packages

npm hermes-engine
ECOSYSTEM: ≥0 <0.5.2

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-1913
WEB https://github.com/facebook/hermes/commit/2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6
WEB https://www.facebook.com/security/advisories/cve-2020-1913

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: June 24, 2022

References

https://www.facebook.com/security/advisories/cve-2020-1913
https://github.com/facebook/hermes/commit/2c7af7ec481ceffd0d14ce2d7c045e475fd71dc6
Published: 2020-09-09T19:00:19
Last Modified: 2024-08-04T06:53:59.912Z
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