CVE-2018-8015 Apache ORC vulnerable to Uncontrolled Recursion
Attackers can cause denial of service by providing a malformed ORC file that triggers infinite recursion in the parser.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-8015?
CVE-2018-8015 is a high-severity denial of service vulnerability in Apache ORC, published on 18 May 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Apache ORC 1.0.0 to 1.4.3 a malformed ORC file can trigger an endlessly recursive function call in the C++ or Java parser. The impact of this bug is most likely denial-of-service against software that uses the ORC file parser. With the C++ parser, the stack overflow might possibly corrupt the stack.
Weakness: CWE-674
Which versions are affected by CVE-2018-8015?
2 open source packages ship an affected version, including org.apache.orc:orc. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.orc:orc Maven | From 1.0.0 | 1.4.4 |
org.apache.orc:orc Maven | From 1.0.0 | 1.4.4 |
Products include Apache Orc.
How do I fix CVE-2018-8015?
Upgrade org.apache.orc:orc to 1.4.4 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2018-8015 being exploited?
There is no known exploitation of CVE-2018-8015 in the wild and no public exploit code.
Other vulnerabilities in Apache ORC
Sources
Also known as GHSA-mqmp-4mcp-vg8v.