CVE-2023-45757
6.1 · MEDIUMOverview
CVE-2023-45757 is a medium-severity vulnerability affecting apache brpc. It was published on October 16, 2023 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Security vulnerability in Apache bRPC <=1.6.0 on all platforms allows attackers to inject XSS code to the builtin rpcz page.
An attacker that can send http request to bRPC server with rpcz enabled can inject arbitrary XSS code to the builtin rpcz page.
Solution (choose one of three):
1. upgrade to bRPC > 1.6.0, download link: https://dist.apache.org/repos/dist/release/brpc/1.6.1/
2. If you are using an old version of bRPC and hard to upgrade, you can apply this patch: https://github.com/apache/brpc/pull/2411
3. disable rpcz feature
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, < 1.6.1 | Affected |
Frequently Asked Questions
What is CVE-2023-45757?
CVE-2023-45757 is a medium-severity vulnerability affecting apache brpc. It was published on October 16, 2023 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
How severe is CVE-2023-45757?
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2023-45757?
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-2023-45757?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-45757 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.
How CyberStrike Helps
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