Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.
Summary
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: libmysqld). Supported versions that are affected are 5.6.42 and prior, 5.7.24 and prior and 8.0.13 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Server accessible data. CVSS 3.0 Base Score 5.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
Not affected: 8 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat OpenStack Platform 10 (Newton)
- Red Hat OpenStack Platform 13 (Queens)
- Red Hat OpenStack Platform 14 (Rocky)
- Red Hat OpenStack Platform 9 (Mitaka)
- Red Hat Software Collections
Timeline
- 2026-10-02 Threatist record created from CVE-2018-3123
- 2026-10-03 Alias added: GHSA-9j3v-fx6c-g854
References
More Oracle Mysql vulnerabilities
- TI-2017-02794 Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server… CVSS 3.0HIGH 7.5
- TI-2016-05707 Oracle MySQL through 5.5.52, 5.6.x through 5.6.33, and 5.7.x through 5.7.15; MariaDB… CVSS 3.0CRITICAL 9.8
- TI-2003-00723 Buffer overflow in get_salt_from_password from sql_acl.cc for MySQL 4.0.14 and earlier… CVSS 2.0HIGH 9.0
- TI-2020-04444 RFD Attack via "Content-Disposition" Header Sourced from Request Input by Spring MVC or Spring WebFlux Application CVSS 3.1HIGH 7.5
- TI-2008-00208 Multiple buffer overflows in yaSSL 1.7.5 and earlier, as used in MySQL and possibly other… CVSS 2.0HIGH 7.5
- TI-2020-01888 Segmentation fault in SSL_check_chain CVSS 3.1HIGH 7.5
Sources
- CVE-2018-3123 · CVE Program
- CVE-2018-3123 · NVD
- FIRST EPSS
- GHSA-9j3v-fx6c-g854 · GitHub Advisory Database · CC BY 4.0
- CVE-2018-3123 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences