CVE-2024-23452
7.5 · HIGHOverview
CVE-2024-23452 is a high-severity vulnerability affecting apache brpc. It was published on February 8, 2024 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Request smuggling vulnerability in HTTP server in Apache bRPC 0.9.5~1.7.0 on all platforms allows attacker to smuggle request.
Vulnerability Cause Description：
The http_parser does not comply with the RFC-7230 HTTP 1.1 specification.
Attack scenario:
If a message is received with both a Transfer-Encoding and a Content-Length header field, such a message might indicate an attempt to perform request smuggling or response splitting.
One particular attack scenario is that a bRPC made http server on the backend receiving requests in one persistent connection from frontend server that uses TE to parse request with the logic that 'chunk' is contained in the TE field. in that case an attacker can smuggle a request into the connection to the backend server.
Solution:
You can choose one solution from below:
1. Upgrade bRPC to version 1.8.0, which fixes this issue. Download link: https://github.com/apache/brpc/releases/tag/1.8.0
2. Apply this patch: https://github.com/apache/brpc/pull/251
Remediation
Check the references section for vendor advisories and patches from apache. Update brpc to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| apache | brpc | >= 0.9.5, < 1.8.0 | Affected |
References
Frequently Asked Questions
What is CVE-2024-23452?
CVE-2024-23452 is a high-severity vulnerability affecting apache brpc. It was published on February 8, 2024 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2024-23452?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2024-23452?
Check the references section for vendor advisories and patches from apache. Update brpc to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2024-23452?
CyberStrike's AI-powered security agents can automatically detect CVE-2024-23452 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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