CVE-2017-3599

high-risk

Published 2017-04-24

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Pluggable Auth). Supported versions that are affected are 5.6.35 and earlier and 5.7.17 and earlier. Easily "exploitable" vulnerability allows unauthenticated 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 7.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). NOTE: the previous information is from the April 2017 CPU. Oracle has not commented on third-party claims that this issue is an integer overflow in sql/auth/sql_authentication.cc which allows remote attackers to cause a denial of service via a crafted authentication packet.

Do I need to act?

87.3% chance of exploitation in next 30 days

EPSS score — higher than 13% of all CVEs

Not on CISA KEV list

No confirmed active exploitation reported to CISA

1 public exploit available

41954

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (1)

Mysql

Affected Vendors

Oracle

References (14)

Patch http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html

Third Party Advisory http://www.securityfocus.com/bid/97754

Third Party Advisory http://www.securitytracker.com/id/1038287

Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2787

Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2886

Third Party Advisory https://www.exploit-db.com/exploits/41954/

Exploit https://www.secforce.com/blog/2017/04/cve-2017-3599-pre-auth-mysql-remote-dos/

Patch http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html

Third Party Advisory http://www.securityfocus.com/bid/97754

Third Party Advisory http://www.securitytracker.com/id/1038287

Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2787

Third Party Advisory https://access.redhat.com/errata/RHSA-2017:2886

Third Party Advisory https://www.exploit-db.com/exploits/41954/

Exploit https://www.secforce.com/blog/2017/04/cve-2017-3599-pre-auth-mysql-remote-dos/

/ 100

high-risk

Severity 26/34 · High

Exploitability 27/34 · High

Exposure 5/34 · Minimal