CVE-2018-1320 Improper Input Validation in Apache Thrift
Attackers can bypass SASL authentication validation in Apache Thrift Java client if assertions are disabled, potentially allowing unauthorized access.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-1320?
CVE-2018-1320 is a high-severity vulnerability in Debian Debian Linux, published on 7 Jan 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Apache Thrift Java client library versions 0.5.0 through 0.11.0 can bypass SASL negotiation isComplete validation in the org.apache.thrift.transport.TSaslTransport class. An assert used to determine if the SASL handshake had successfully completed could be disabled in production settings making the validation incomplete.
Weakness: CWE-295
Which versions are affected by CVE-2018-1320?
4 open source packages ship an affected version, including org.apache.thrift:libthrift. It affects 5 products.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.thrift:libthrift Maven | From 0.10.0 | 0.12.0 |
org.apache.thrift:libthrift Maven | From 0.10.0 | 0.12.0 |
org.apache.thrift:libthrift Maven | From 0.5.0 | 0.9.3-1 |
org.apache.thrift:libthrift Maven | From 0.5.0 | 0.9.3-1 |
Products include Apache Thrift, Debian Debian Linux, F5 Traffix Signaling Delivery Controller, Oracle Global Lifecycle Management Opatch, Oracle Nosql Database.
How do I fix CVE-2018-1320?
Upgrade org.apache.thrift:libthrift to a fixed version for your release line: 0.12.0 or 0.9.3-1.
Is CVE-2018-1320 being exploited?
There is no known exploitation of CVE-2018-1320 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
- 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
Sources
Also known as CLEANSTART-2026-JZ93386, CLEANSTART-2026-MM18786, CLSA-2026-1772669612, DEBIAN-CVE-2018-1320, DLA-1662-1, ECHO-a7c0-8775-208f and 2 more.