Apache Thrift: Rust implementation vulnerable to CVE-2020-13949 pattern
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Partial Red Hat: 2 fixed, 4 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-789.
Summary
Memory Allocation with Excessive Size Value vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version 0.23.0, which fixes the issue.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apache | Apache Thrift | before 0.23.0 | 0.23.0 | Patch available | CNA |
| — | thrift (crates.io) | before 0.23.0 | 0.23.0 | Patch available | GHSA-2f9f-gq7v-9h6m |
- Apache Thrift VendorApache Affected before 0.23.0 Fixed in 0.23.0 Patch available CNA
- thrift (crates.io) Vendor— Affected before 0.23.0 Fixed in 0.23.0 Patch available GHSA-2f9f-gq7v-9h6m
Remediation
- Fix · CNA Apache Thrift (Apache Software Foundation) Fixed in 0.23.0
- Fix · GHSA-2f9f-gq7v-9h6m thrift (crates.io) Fixed in 0.23.0 Advisory →
Red Hat 2 advisories
- RHSA-2026:42644 Released 2026-07-21 · Red Hat rating ImportantRHOAI 2.25.9 - Red Hat OpenShift AI
- Red Hat OpenShift AI 2.25 registry.redhat.io/rhoai/odh-caikit-tgis-serving-rhel9, registry.redhat.io/rhoai/odh-feature-server-rhel9, registry.redhat.io/rhoai/odh-kserve-storage-initializer-rhel9 +36
- RHSA-2026:26586 Released 2026-06-17 · Red Hat rating ImportantRed Hat build of Apache Camel 4.18 for Quarkus 3.33 security update
- Red Hat Build of Apache Camel 3.33.2.SP1 io.netty.netty-codec-haproxy-4.1.135.Final-redhat-00001.jar, io.netty.netty-codec-http2-4.1.135.Final-redhat-00001.jar, io.netty.netty-handler-4.1.135.Final-redhat-00001.jar +3
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apache Thrift 0.23.0
3 records Highest priority Priority LOW 3 LOW
Other records, highest priority first
- TI-2026-31933 Apache Thrift: TSSLTransportFactory.java hostname verificationPriority LOW 39
- TI-2026-31934 Apache Thrift: Node.js web_server.js multi-vulnerabilityPriority LOW 38
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat AI Inference Server | Affected | No fix planned: Will not fix |
| Red Hat Fuse 7 | Affected | No fix planned: Will not fix |
| Red Hat OpenShift AI (RHOAI) | Affected | No fix yet |
| Red Hat build of Apache Camel 4 for Quarkus 3 | Affected | No fix yet |
| Red Hat Build of Apache Camel 3.33.2.SP1 | Fixed | RHSA-2026:26586 |
| Red Hat OpenShift AI 2.25 | Fixed | RHSA-2026:42644 |
Not affected: 7 products
- Red Hat AI Inference Server
- Red Hat Build of Apache Camel 3.33.2.SP1
- Red Hat Data Grid 8
- Red Hat Enterprise Linux AI (RHEL AI) 3
- Red Hat JBoss Enterprise Application Platform Expansion Pack
- Red Hat OpenShift AI (RHOAI)
- Red Hat OpenShift AI 2.25
Timeline
- 2026-10-02 Threatist record created from CVE-2026-43868
- 2026-10-03 Alias added: GHSA-2f9f-gq7v-9h6m
- 2026-10-13 Fix available: Red Hat Build of Apache Camel 3.33.2.SP1 · Red Hat
- 2026-11-06 Fix available: RHSA-2026:42644 · Red Hat
References
Advisory 2
Other 7
- https://github.com/apache/thrift/commit/d5152211af61f850ec393604316804096dd4632e
- https://access.redhat.com/errata/RHSA-2026:26586
- https://access.redhat.com/errata/RHSA-2026:42644
- https://access.redhat.com/security/cve/CVE-2026-43868
- https://bugzilla.redhat.com/show_bug.cgi?id=2466670
- https://github.com/apache/thrift
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43868.json
More Apache Thrift vulnerabilities
- TI-2026-40373 Apache Thrift: C++ ZLIB heap buffer overflow (write) in THeaderTransport::untransform() CVSS 4.0CRITICAL 9.3
- TI-2016-04675 Command injection in Apache Thrift CVSS 3.0HIGH 8.8
- TI-2026-42227 Apache Thrift: C++ THeaderTransport::readString() info-header length bounds bypass CVSS 4.0HIGH 8.7
- TI-2026-42014 Apache Thrift: Rust binary protocol non-strict path missing string size limit CVSS 4.0HIGH 8.7
- TI-2026-40371 Integer overflow in Apache Thrift CVSS 4.0HIGH 8.7
- TI-2026-40370 Apache Thrift: Node.js quadratic-time DoS in server receive transports CVSS 4.0HIGH 8.7
Sources
- CVE-2026-43868 · CVE Program
- CVE-2026-43868 · NVD
- FIRST EPSS
- GHSA-2f9f-gq7v-9h6m · GitHub Advisory Database · CC BY 4.0
- CVE-2026-43868 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences