Out-of-bounds read in MySQL Cluster



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-8457
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 MySQL Cluster
Web applications / Remote management & hosting panels

Vendor Oracle

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU18657

Risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-8457

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform denial of service attack.

The vulnerability exists due to a boundary condition in rtreenode() function when handling invalid rtree tables. A remote attacker can send a specially crafted request to the application, trigger heap out-of-bounds read crash the application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Cluster: 7.3.3 - 7.6.12

CPE2.3 External links

https://www.oracle.com/security-alerts/cpujan2020.html?62368


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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