Division by zero in MySQL Workbench



| Updated: 2021-06-20
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-16168
CWE-ID CWE-369
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 MySQL Workbench
Universal components / Libraries / Software for developers

Vendor Oracle

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Division by zero

EUVDB-ID: #VU23188

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2019-16168

CWE-ID: CWE-369 - Divide By Zero

Exploit availability: Yes

Description

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

The vulnerability exists due to a division by zero error within the whereLoopAddBtreeIndex in sqlite3.c due to improper input validation in the sqlite_stat1 sz field. A remote attacker can pass specially crafted data to the application, trigger division by zero error and crash the vulnerable application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Workbench: 8.0.11 - 8.0.18

CPE2.3 External links

https://www.oracle.com/security-alerts/cpujan2020.html?62416


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker 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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