High severity · published Feb 9, 2023
CVE-2022-44570
A denial of service vulnerability in the Range header parsing component of Rack >= 1.5.0
7.5
CVSS
1.6%
EPSS
No
On KEV
Description
A denial of service vulnerability in the Range header parsing component of Rack >= 1.5.0. A 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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RA
Rack · Rack
1.5.0 before 2.0.9.2; 2.1.0 before 2.1.4.2; 2.2.0 before 2.2.6.1; 3.0.0 before 3.0.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-44570
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-44570
Patch
https://discuss.rubyonrails.org/t/cve-2022-44570-possible-denial-of-service-vulnerability-in-racks-range-header-parsing/82125
security.netapp.com
https://security.netapp.com/advisory/ntap-20231208-0010/
www.debian.org
https://www.debian.org/security/2023/dsa-5530
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