CVE-2023-31039 Apache bRPC: ServerOptions.pid_file may cause arbitrary code execution
Attackers can execute arbitrary code by influencing the pid_file parameter in Apache bRPC server options.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-31039?
CVE-2023-31039 is a critical code injection vulnerability in Apache bRPC, published on 8 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Security vulnerability in Apache bRPC <1.5.0 on all platforms allows attackers to execute arbitrary code via ServerOptions::pid_file. An attacker that can influence the ServerOptions pid_file parameter with which the bRPC server is started can execute arbitrary code with the permissions of the bRPC process.
Solution: 1. upgrade to bRPC >= 1.5.0, download link: https://dist.apache.org/repos/dist/release/brpc/1.5.0/ https://dist.apache.org/repos/dist/release/brpc/1.5.0/ 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/2218 https://github.com/apache/brpc/pull/2218
Weakness: CWE-20
Which versions are affected by CVE-2023-31039?
It affects 1 product.
Products include Apache Brpc.
How do I fix CVE-2023-31039?
No fix has been published for CVE-2023-31039 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2023-31039 being exploited?
There is no known exploitation of CVE-2023-31039 in the wild and no public exploit code.
Other vulnerabilities in Apache bRPC
- CVE-2025-60021 Apache bRPC: Remote command injection vulnerability in heap builtin service
- CVE-2025-59789 Apache bRPC: Stack Exhaustion via Unbounded Recursion in JSON Parser
- CVE-2025-54472 Apache bRPC: Redis Parser Remote Denial of Service
- CVE-2024-23452 Apache bRPC: HTTP request smuggling vulnerability
- CVE-2023-45757 Apache bRPC: The builtin service rpcz page has an XSS attack vulnerability
Sources
Also known as GHSA-8fwm-xh4w-q393.