CVE-2023-41834

Apache Flink Stateful Functions allowed HTTP header injection due to Improper Neutralization of CRLF Sequences

Description

Improper Neutralization of CRLF Sequences in HTTP Headers in Apache Flink Stateful Functions 3.1.0, 3.1.1 and 3.2.0 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via crafted HTTP requests. Attackers could potentially inject malicious content into the HTTP response that is sent to the user's browser. Users should upgrade to Apache Flink Stateful Functions version 3.3.0.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 1.37% Top 25%
Vendor Advisory apache.org
Affected: Apache Software Foundation Apache Flink Stateful Functions
Published at:
Updated at:

References

Link Tags
https://lists.apache.org/thread/cvxcsdyjqc3lysj1tz7s06zwm36zvwrm vendor advisory mailing list
http://www.openwall.com/lists/oss-security/2023/09/19/3 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2023-41834?
CVE-2023-41834 has been scored as a medium severity vulnerability.
How to fix CVE-2023-41834?
To fix CVE-2023-41834, 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-2023-41834 being actively exploited in the wild?
It is possible that CVE-2023-41834 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-41834?
CVE-2023-41834 affects Apache Software Foundation Apache Flink Stateful Functions.
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