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FreeBSD: VID-2FDB053C-CA25-11ED-9D7E-080027F5FEC9 (CVE-2023-27539): rack -- possible denial of service vulnerability in header parsing

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FreeBSD: VID-2FDB053C-CA25-11ED-9D7E-080027F5FEC9 (CVE-2023-27539): rack -- possible denial of service vulnerability in header parsing

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/13/2023
Created
03/27/2023
Added
03/24/2023
Modified
03/24/2023

Description

Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.

From VID-2FDB053C-CA25-11ED-9D7E-080027F5FEC9:

ooooooo_q reports:

Carefully crafted input can cause header parsing in Rack

to take an unexpected amount of time, possibly resulting

in a denial of service attack vector. Any applications

that parse headers using Rack (virtually all Rails

applications) are impacted.

Solution(s)

  • freebsd-upgrade-package-rubygem-rack
  • freebsd-upgrade-package-rubygem-rack16
  • freebsd-upgrade-package-rubygem-rack22

References

  • CVE-2023-27539

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