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Security Advisories: GSA_kwCzR0hTQS02NWY1LW1mcGYtdmZoas4AAxDt
Denial of service via header parsing in Rack
There is a possible denial of service vulnerability in the Range header parsing component of Rack. This vulnerability has been assigned the CVE identifier CVE-2022-44570.
Versions Affected: >= 1.5.0 Not affected: None. Fixed Versions: 2.0.9.2, 2.1.4.2, 2.2.6.2, 3.0.0.1 Impact
Carefully crafted input can cause the Range header parsing component in Rack to take an unexpected amount of time, possibly resulting in a denial of service attack vector. Any applications that deal with Range requests (such as streaming applications, or applications that serve files) may be impacted. Releases
The fixed releases are available at the normal locations. Workarounds
There are no feasible workarounds for this issue. Patches
To aid users who aren’t able to upgrade immediately we have provided patches for the two supported release series. They are in git-am format and consist of a single changeset.
2-0-Fix-ReDoS-in-Rack-Utils.get_byte_ranges.patch - Patch for 2.0 series
2-1-Fix-ReDoS-in-Rack-Utils.get_byte_ranges.patch - Patch for 2.1 series
2-2-Fix-ReDoS-in-Rack-Utils.get_byte_ranges.patch - Patch for 2.2 series
3-0-Fix-ReDoS-in-Rack-Utils.get_byte_ranges.patch - Patch for 3.0 series
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS02NWY1LW1mcGYtdmZoas4AAxDt
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: 11 months ago
Updated: about 2 months ago
CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Identifiers: GHSA-65f5-mfpf-vfhj, CVE-2022-44570
References:
- https://github.com/rack/rack/releases/tag/v3.0.4.1
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2022-44570.yml
- https://nvd.nist.gov/vuln/detail/CVE-2022-44570
- https://discuss.rubyonrails.org/t/cve-2022-44570-possible-denial-of-service-vulnerability-in-racks-range-header-parsing/82125
- https://www.debian.org/security/2023/dsa-5530
- https://github.com/advisories/GHSA-65f5-mfpf-vfhj
Affected Packages
rubygems:rack
Versions: >= 3.0.0.0, < 3.0.4.1, >= 2.2.0.0, < 2.2.6.2, >= 2.1.0.0, < 2.1.4.2, >= 1.5.0, < 2.0.9.2Fixed in: 3.0.4.1, 2.2.6.2, 2.1.4.2, 2.0.9.2