CVE-2023-27530

Description

A DoS vulnerability exists in Rack <v3.0.4.2, <v2.2.6.3, <v2.1.4.3 and <v2.0.9.3 within in the Multipart MIME parsing code in which could allow an attacker to craft requests that can be abuse to cause multipart parsing to take longer than expected.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 2.06% Top 20%
Vendor Advisory debian.org Vendor Advisory rubyonrails.org
Affected: n/a https://github.com/rack/rack
Published at:
Updated at:

References

Link Tags
https://discuss.rubyonrails.org/t/cve-2023-27530-possible-dos-vulnerability-in-multipart-mime-parsing/82388 patch vendor advisory
https://lists.debian.org/debian-lts-announce/2023/04/msg00017.html third party advisory mailing list
https://www.debian.org/security/2023/dsa-5530 third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20231208-0015/

Frequently Asked Questions

What is the severity of CVE-2023-27530?
CVE-2023-27530 has been scored as a high severity vulnerability.
How to fix CVE-2023-27530?
To fix CVE-2023-27530, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-27530 being actively exploited in the wild?
It is possible that CVE-2023-27530 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-27530?
CVE-2023-27530 affects n/a https://github.com/rack/rack.
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