High severity · published Feb 29, 2024
CVE-2024-25126
Rack is a modular Ruby web server interface
7.5
CVSS
35.4%
EPSS
No
On KEV
Description
Rack is a modular Ruby web server interface. Carefully crafted content type headers can cause Rack’s media type parser to take much longer than expected, leading to a possible denial of service vulnerability (ReDos 2nd degree polynomial). This vulnerability is patched in 3.0.9.1 and 2.2.8.1.
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)35.4% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0 · source: NVD
RA
Rack · Rack
0.4 before 2.2.8.1; 3.0.0 before 3.0.9.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-25126
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-25126
Exploit
https://discuss.rubyonrails.org/t/denial-of-service-vulnerability-in-rack-content-type-parsing/84941
Patch
https://github.com/rack/rack/commit/6efb2ceea003c4b195815a614e00438cbd543462
Patch
https://github.com/rack/rack/commit/d9c163a443b8cadf4711d84bd2c58cb9ef89cf49
Exploit
https://github.com/rack/rack/security/advisories/GHSA-22f2-v57c-j9cx
Exploit
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rack/CVE-2024-25126.yml
Mailing List
https://lists.debian.org/debian-lts-announce/2024/04/msg00022.html
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