CVE-2019-0205 Loop with Unreachable Exit Condition in Apache Thrift
Attackers can cause an endless loop in Apache Thrift servers or clients by sending specific input data, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-0205?
CVE-2019-0205 is a high-severity denial of service vulnerability in Redhat Jboss Enterprise Application Platform, published on 28 Oct 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Apache Thrift all versions up to and including 0.12.0, a server or client may run into an endless loop when feed with specific input data. Because the issue had already been partially fixed in version 0.11.0, depending on the installed version it affects only certain language bindings.
Weakness: CWE-835
Which versions are affected by CVE-2019-0205?
2 open source packages ship an affected version, including org.apache.thrift:libthrift. It affects 3 products.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.thrift:libthrift Maven | All versions | 0.13.0 |
org.apache.thrift:libthrift Maven | All versions | 0.13.0 |
Products include Apache Thrift, Oracle Communications Cloud Native Core Network Slice Selection Function, Redhat Jboss Enterprise Application Platform.
How do I fix CVE-2019-0205?
Upgrade org.apache.thrift:libthrift to 0.13.0 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-2019-0205 being exploited?
There is no known exploitation of CVE-2019-0205 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Redhat Jboss Enterprise Application Platform
- CVE-2026-55971 Apache Thrift: C++ ZLIB heap buffer overflow (write) in THeaderTransport::untransform()
- CVE-2026-48144 Apache Thrift: c_glib TLS Client Missing Hostname Verification
- CVE-2016-5397 Apache Thrift Go Library Command Injection
- CVE-2026-43871 Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: TCompactProtocol varint byte-count limit
- CVE-2026-48586 Denial of service in Apache Thrift
All Redhat Jboss Enterprise Application Platform vulnerabilities
Sources
Also known as AZL-41158, CLEANSTART-2026-NW75737, CLEANSTART-2026-SI46546, DEBIAN-CVE-2019-0205, ECHO-e6d1-fbd8-f61d, GHSA-rj7p-rfgp-852x and 3 more.