CVE-2020-13949

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-02-12 · updated 2026-06-17
Weakness: CWE-400

Description

In Apache Thrift 0.9.3 to 0.13.0, malicious RPC clients could send short messages which would result in a large memory allocation, potentially leading to denial of service.

Affected products

Apache Software Foundation Apache Hive: before 4.0.0 — fixed in 4.0.0
Apache Software Foundation Apache Thrift: from 0.9.3 through 0.13.0
Oracle Communications Cloud Native Core Network Slice Selection Function: 1.2.1
Oracle Communications Cloud Native Core Policy: 1.14.0

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Hive 4.0.0. Check the vendor advisory for mitigations.

References

https://lists.apache.org/thread.html/r01b34416677f1ba869525e1b891ac66fa6f88c024ee4d7cdea6b456b%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r02ba8db500d15a5949e9a7742815438002ba1cf1b361bdda52ed40ca%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r02f7771863383ae993eb83cdfb70c3cb65a355c913242c850f61f1b8%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r0372f0af2dad0b76fbd7a6cfdaad29d50384ad48dda475a5026ff9a3%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r08a7bd19470ef8950d58cc9d9e7b02bc69c43f56c601989a7729cce5%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r1084a911dff90b2733b442ee0f5929d19b168035d447f2d25f534fe4%40%3Cissues.solr.apache.org%3E
https://lists.apache.org/thread.html/r117d5d2b08d505b69558a2a31b0a1cf8990cd0385060b147e70e76a9%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r12090c81b67d21a814de6cf54428934a5e5613fde222759bbb05e99b%40%3Cissues.hive.apache.org%3E
https://lists.apache.org/thread.html/r13f40151513ff095a44a86556c65597a7e55c00f5e19764a05530266%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r143ca388b0c83fe659db14be76889d50b453b0ee06f423181f736933%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r1456eab5f3768be69436d5b0a68b483eb316eb85eb3ef6eba156a302%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r1504886a550426d3c05772c47b1a6350c3235e51fd1fdffbec43e974%40%3Cuser.thrift.apache.org%3E

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