Integer overflow in Vapor

CVE-2022-31005

Vapor is an HTTP web framework for Swift. Users of Vapor prior to version 4.60.3 with FileMiddleware enabled are vulnerable to an integer overflow vulnerability that can crash the application. Version 4.60.3 contains a patch for this issue. As a workaround, disable FileMiddleware and serve via a Content Delivery Network.

Vulnerability class: Integer Overflow

EPSS: 0.020 (78.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Vapor — versions < 4.60.3

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-31005?
CVE-2022-31005 is a high-severity vulnerability in Vapor, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2022-05-31.
How severe is CVE-2022-31005?
High severity. CVSS v3 base score is 7.5 out of 10.