What is CVE-2019-15544?

CVE-2019-15544 is a high-severity software vulnerability (Resource exhaustion) with a CVSS score of 7.5. An issue was discovered in the protobuf crate before 2.6.0 for Rust. Attackers can exhaust all memory via Vec::reserve calls.

Is CVE-2019-15544 being actively exploited?

It is not currently in CISA's KEV catalog. Its EPSS exploitation probability is 4%.

What products does CVE-2019-15544 affect?

Tracked products affected include Apache HBase. Check the version you run to see whether it is affected.

How do I fix CVE-2019-15544?

Apply the vendor fix promptly. Upgrade affected products to a fixed version.

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CVE-2019-15544

HIGH severity · CVSS 7.5 · Resource exhaustion

7.5CVSS HIGH

Summary

An issue was discovered in the protobuf crate before 2.6.0 for Rust. Attackers can exhaust all memory via Vec::reserve calls.

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactNone

Integrity impactNone

Availability impactHigh

Exploit probability (EPSS)4%

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products we track (1)

Apache HBase

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Additional information

NVD record
https://lists.apache.org/thread.html/r00097d0b5b6164ea428554007121d5dc1f88ba2af7b9e977a10572cd%40%3Cdev.hbase.apache.org%3E
https://lists.apache.org/thread.html/r4ef574a5621b0e670a3ce641e9922543e34f22bf4c9ee9584aa67fcf%40%3Cissues.hbase.apache.org%3E
https://lists.apache.org/thread.html/r7fed8dd9bee494094e7011cf3c2ab75bd8754ea314c6734688c42932%40%3Ccommon-issues.hadoop.apache.org%3E
https://lists.apache.org/thread.html/rd64381fb8f92d640c1975dc50dcdf1b8512e02a2a7b20292d3565cae%40%3Cissues.hbase.apache.org%3E
https://rustsec.org/advisories/RUSTSEC-2019-0003.htmlAdvisory