VulnerabilityModified
CVE-2022-27810
It was possible to trigger an infinite recursion condition in the error handler when Hermes executed specific maliciously formed JavaScript.
HIGH 7.5EPSS 0.80%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
It was possible to trigger an infinite recursion condition in the error handler when Hermes executed specific maliciously formed JavaScript. This condition was only possible to trigger in dev-mode (when asserts were enabled). This issue affects Hermes versions prior to v0.12.0.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.80% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-674
- Affected
- facebook/hermes
- Source
- cve-assign@fb.com
References
- https://www.facebook.com/security/advisories/cve-2022-27810Third Party Advisory
- https://www.facebook.com/security/advisories/cve-2022-27810Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.