CVE-2017-3599
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
MySQL < 5.6.35 / < 5.7.17 - Integer Overflow
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | |
References
- http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html
- http://www.securityfocus.com/bid/97754
- http://www.securitytracker.com/id/1038287
- https://access.redhat.com/errata/RHSA-2017:2787
- https://access.redhat.com/errata/RHSA-2017:2886
- https://www.exploit-db.com/exploits/41954/
- https://www.secforce.com/blog/2017/04/cve-2017-3599-pre-auth-mysql-remote-dos/
- https://www.suse.com/security/cve/CVE-2017-3599.html
CWEs
CWE-190
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.