CVE-2023-45757

Apache bRPC: The builtin service rpcz page has an XSS attack vulnerability

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

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 2.15% Top 20%
Vendor Advisory apache.org
Affected: Apache Software Foundation Apache bRPC
Published at:
Updated at:

References

Link Tags
https://lists.apache.org/thread/6syxv32fqgl30brfpttrk4rfsb983hl4 vendor advisory mailing list
http://www.openwall.com/lists/oss-security/2023/10/16/8 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2023-45757?
CVE-2023-45757 has been scored as a medium severity vulnerability.
How to fix CVE-2023-45757?
To fix CVE-2023-45757, 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-2023-45757 being actively exploited in the wild?
It is possible that CVE-2023-45757 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-2023-45757?
CVE-2023-45757 affects Apache Software Foundation Apache bRPC.
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