#VU8997 Improper access control in MySQL Connectors - CVE-2017-10277

Vulnerability identifier: #VU8997

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-10277

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MySQL Connectors
Hardware solutions / Drivers

Vendor: Oracle

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to an error in the MySQL Connectors component of Oracle MySQL (subcomponent: Connector/Net). A remote attacker can gain unauthorized update, insert or delete access to some of MySQL Connectors accessible data as well as unauthorized read access to a subset of MySQL Connectors accessible data.

Mitigation
Install update from vendor's website.

Vulnerable software versions

MySQL Connectors: 6.6.0 - 6.9.9

---

External links
https://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html

---

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.