#VU33433 Improper access control - CVE-2019-2805
Vulnerability identifier: #VU33433
Vulnerability risk: Medium
CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2019-2805
CWE-ID:
CWE-284
Exploitation vector: Network
Exploit availability: No
Description
The vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Parser). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
Mitigation
Install update from vendor's website.
External links
https://lists.opensuse.org/opensuse-security-announce/2019-12/msg00037.html
https://packetstormsecurity.com/files/153862/Slackware-Security-Advisory-mariadb-Updates.html
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
https://access.redhat.com/errata/RHSA-2019:2484
https://access.redhat.com/errata/RHSA-2019:2511
https://access.redhat.com/errata/RHSA-2019:3708
https://seclists.org/bugtraq/2019/Aug/1
https://support.f5.com/csp/article/K04831884
https://support.f5.com/csp/article/K04831884?utm_source=f5support&utm_medium=RSS
https://usn.ubuntu.com/4070-1/
https://usn.ubuntu.com/4070-2/
https://usn.ubuntu.com/4070-3/
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.
